Volkert Dirk Siersma
!!Statistiker, External Lecturer
Forskningsenheden for Almen Praksis
Øster Farimagsgade 5
1353 København K
Section of Biostatistics
Øster Farimagsgade 5 opg. B
1353 København K
- 2002
- Published
Postoperative Cognitive Dysfunction in Middle-aged Patients
Johnson, T., Monk, T., Rasmussen, L. S., Abildstrøm, H., Houx, P., Korttila, K., Kuipers, H. M., Hanning, C. D., Siersma, Volkert Dirk, Kristensen, D., Canet, J., Ibanaz, M. T. & Møller, J. T., 2002, In: Anesthesiology. 96, p. 1351-7Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Endo- and exocytic rate constants for spontaneous and protein kinase C-activated T cell receptor cycling
Bonefeld, Charlotte Menne, Møller Sørensen, T., Siersma, Volkert Dirk, von Essen, Marina Rode, Ødum, Niels & Geisler, Carsten, 2002, In: European Journal of Immunology. 32, 3, p. 616-26 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2003
- Published
Encouraging structured personalised diabetes care in general practice
Hansen, Lars J, Olivarius, Niels de Fine, Siersma, Volkert Dirk, Beck-Nielsen, H. & Pedersen, P. A., 2003, In: Scandinavian Journal of Primary Health Care. 21, p. 89-95 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Postoperative Cognitive Dysfunction: Overinterpretation of Data?: In Reply:-
Johnson, T., Rasmussen, L., Korttila, K., Siersma, Volkert Dirk & Canet, J., 2003, In: Anesthesiology. 98, p. 1295Research output: Contribution to journal › Journal article › Research › peer-review
- Published
No increased risk of developing depression in diabetes compared to other chronic illness
Kessing, L. V., Nilsson, F. M., Siersma, Volkert Dirk & Andersen, Per Kragh, 2003, In: Diabetes Research and Clinical Practice. 62, p. 113-121Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Respiratory syncytial virus infection - risk factors for hospital admission: a case-control study
Nielsen, H. E., Siersma, Volkert Dirk, Andersen, S., Gahrn-Hansen, B., Mordhorst, C. H., Nørgaard-Pedersen, B., Røder, B., Sørensen, T. L., Temme, R. & Vestergaard, B. F., 2003, In: Acta Paediatr.. 92, p. 1314-1321Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Does anaesthesia cause postoperative cognitive dysfunction? A randomised study of regional versus general anaesthesia in 438 elderly patients
Rasmussen, L. S., Johnson, T. D., Kuipers, H. M., Kristensen, D., Siersma, Volkert Dirk, Vila, P., Jolles, J., Papaioannaou, A., Abildstrøm, H., Silverstein, J. H., Bonal, J. A., Raeder, J., Nielsen, I. K., Korttila, K., Munoz, L., Dodds, C., Hanning, C. D. & Møller, J. T., 2003, In: Acta Anaesthesiologica Scandinavica. 47, p. 260-266Research output: Contribution to journal › Journal article › Research › peer-review
- 2004
- Published
Apolipoprotein E Genotype and Cognitive Dysfunction after Noncardiac Surgery
Abildstrøm, H., Christiansen, M., Siersma, Volkert Dirk & Rasmussen, L. S., 2004, In: Anesthesiology. 101, p. 855-861Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Cognitive dysfunction after minor surgery in the elderly
Canet, J., Raeder, J., Rasmussen, L. S., Enlund, M., Kuipers, H. M., Hanning, C. D., Jolles, J., Korttila, K., Siersma, Volkert Dirk, Dodds, C., Abildstrøm, H., Sneyd, J. R., Vila, P., Johnson, T. D., Corsini, L. M., Silverstein, J. H., Nielsen, I. K. & Møller, J. T., 2004, In: Acta Anaesthesiologica Scandinavica. 47, p. 1204-1210Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Individualised treatment goals in diabetes care
Hansen, Lars J, Olivarius, Niels de Fine, Siersma, Volkert Dirk, Drivsholm, Thomas & Andersen, John Sahl, 2004, In: Scandinavian Journal of Primary Health Care. 22, p. 71-77Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Increased risk of developing diabetes in depressive and bipolar disorders?
Kessing, L. V., Nilsson, F. M., Siersma, Volkert Dirk & Andersen, Per Kragh, 2004, In: Journal of Psychiatric Research. 38, p. 395-402Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Peripheral vascular disease is associated with reduced glycosuria in newly diagnosed type 2 diabetic patients.
Olivarius, Niels de Fine, von Holstein-Rathlou, Niels-Henrik, Siersma, Volkert Dirk, Witt, K., Vestbo, E., Andreasen, A. H. & Mogensen, C. E., 2004, In: Diabetes & Metabolism. 30, 3, p. 269-74 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Postoperative cognitive dysfunction: true deterioration versus random variation
Rasmussen, L. S. & Siersma, Volkert Dirk, 2004, In: Acta Anaesthesiologica Scandinavica. 48, p. 1137-1143Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Constitutive and ligand-induced TCR degradation
von Essen, Marina Rode, Bonefeld, Charlotte Menne, Siersma, Volkert Dirk, Rasmussen, A. B., Lauritsen, J. P. H., Nielsen, B. L. & Geisler, Carsten, 2004, In: Journal of Immunology. 173, 1, p. 384-93 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2005
- Published
Symptoms, signs and complications in newly diagnosed type 2 diabetic patients, and their relationship to glycaemia, blood pressure and weight
Drivsholm, Thomas, Olivarius, Niels de Fine, Nielsen, Anni Brit Sternhagen & Siersma, Volkert Dirk, 2005, In: Diabetologia. 48, p. 210-214Research output: Contribution to journal › Journal article › Research › peer-review
- Published
General practitioners need to pay more attention to their poorly controlled type 2 diabetic patients
Hansen, Lars J, Olivarius, Niels de Fine & Siersma, Volkert Dirk, 2005, In: European Journal of General Practice. 11, p. 81-83Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Is peri-operative cortisol secretion related to post-operative cognitive dysfunction
Rasmussen, L. S., O'Brien, J. T., Silverstein, J. H., Johnson, T. W., Siersma, Volkert Dirk, Canet, J., Jolles, J., Hanning, C. D., Kuipers, H. M., Abildstrøm, H., Papaionnou, A., Raeder, J., Yli-Hankala, A., Sneyd, J. R., Munoz, L. & Møller, J. T., 2005, In: Acta Anaesthesiologica Scandinavica. 49, p. 1225-1231Research output: Contribution to journal › Journal article › Research › peer-review
- 2006
- Published
Changes in patient weight and the impact of antidiabetic therapy during the first 5 years after diagnosis of diabetes mellitus
Olivarius, Niels de Fine, Andreasen, A. H., Siersma, Volkert Dirk, Richelsen, B. & Beck-Nielsen, H., 2006, In: Diabetologia. 49, 9, p. 2058-2067 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Vægtforløbet og betydningen af antidiabetisk behandling de første fem år efter diabetesdiagnosen - sekundærpublikation
Olivarius, Niels de Fine, Andreasen, A. H., Siersma, Volkert Dirk, Richelsen, B. & Beck-Nielsen, H., 2006, In: Ugeskrift for læger. 168/45, p. 3913-3916Research output: Contribution to journal › Journal article › Research › peer-review
- 2007
- Published
Psychometric properties of brief indexes designed to measure social-cognitive predictors of smoking initiation
Hansen, P. E., Siersma, Volkert Dirk, Ross, L., Mortensen, Erik Lykke, Riegels, M., Tjornhøj-Thomsen, T. & Johansen, C., 2007, In: Drug and Alcohol Dependence. 88, 1, p. 64-74 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Weight change og change in weight trend. Differences in analytical approaches
Olivarius, Niels de Fine & Siersma, Volkert Dirk, 2007, In: Diabetes, Obesity and Metabolism. 9, p. 915-916 1 p.Research output: Contribution to journal › Letter › Research › peer-review
- Published
A coefficient of association between categorical variables with partial or tentative ordering of categories
Siersma, Volkert Dirk & Kreiner, Svend, 2007, Juli, 2007 [Biostatistisk Afdeling rapport 07-10] ed. Museum Tusculanum.Research output: Book/Report › Report › Research
- Published
Simulating from graphical models for ordinal categorical data
Siersma, Volkert Dirk & Kreiner, Svend, 2007, Museum Tusculanum.Research output: Book/Report › Report › Research
- Published
Multivariable modelling for meta-epidemiological assessment of the association between trial quality and treatment effects estimated in randomized clinical trials
Siersma, Volkert Dirk, Als-Nielsen, B., Chen, W., Hilden, Jørgen, Gluud, L. L. & Gluud, C. N., 2007, In: Statistics in Medicine. 26, 14, p. 2745-2758 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2008
- Published
Social-cognitive and school factors in lifetime smoking among adolescents
Bidstrup, P. E., Frederiksen, K., Siersma, Volkert Dirk, Mortensen, Erik Lykke, Ross, L., Vinther-Larsen, M., Gronbaek, M. & Johansen, C., 2008, In: Cancer Epidemiology, Biomarkers & Prevention. 17, 8, p. 1862-1871 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Randomised controlled trial of extraarticular gold bead implantation for treatment of knee osteoarthritis: a pilot study
Nejrup, K., Olivarius, Niels de Fine, Jacobsen, J. L. & Siersma, Volkert Dirk, Nov 2008, In: Clinical Rheumatology. 27, 11, p. 1363-9 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Self-rated general health among 40-year-old Danes and its association with all-cause mortality at 10-, 20-, and 29 years' follow-up
Nielsen, Anni Brit Sternhagen, Siersma, Volkert Dirk, Hiort, L. C., Drivsholm, T., Kreiner, Svend & Hollnagel, Hanne, 2008, In: Scandinavian Journal of Public Health. 170, 36, p. 3-11 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Weight history of patients with newly diagnosed Type 2 diabetes
Olivarius, N. D. F., Richelsen, B., Siersma, Volkert Dirk, Andreasen, A. H. & Beck-Nielsen, H., 2008, In: Diabetic Medicine. 25, 8, p. 933-41 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Vaegtanamnesen for patienter med nyopdaget type 2-diabetes--sekundaerpublikation
Olivarius, Niels de Fine, Richelsen, B., Siersma, Volkert Dirk, Andreasen, A. H. & Beck-Nielsen, H., 2008, In: Ugeskrift for læger. 170, 45, p. 3640-3 3 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Monte Carlo Evaluation of Model Search in Graphical Models for Ordinal Data
Siersma, Volkert Dirk & Kreiner, Svend, 2008, Heidelberg: Physica-Verlag.Research output: Book/Report › Report › Research
- Published
Studies in the interaction between disease development and interventions
Siersma, Volkert Dirk, 2008, In: Maanedsskrift for Praktisk Laegegerning. p. -Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Studies in the interactions between disease development and interventions
Siersma, Volkert Dirk, 2008, Museum Tusculanum.Research output: Book/Report › Ph.D. thesis › Research
- 2009
- Published
Communicating Test Results: Considering diagnostic and screening tests
Austin, L., Siersma, Volkert Dirk, Jensen, H. L. & Brodersen, John Brandt, 2009.Research output: Contribution to conference › Conference abstract for conference › Research
- Published
Social-cognitive and school factors in initiation of smoking among adolescents: a prospective cohort study
Bidstrup, P. E., Frederiksen, K., Siersma, Volkert Dirk, Mortensen, Erik Lykke, Ross, L., Vinther-Larsen, M., Grønbæk, M. & Johansen, Christoffer, 2009, In: Cancer Epidemiology, Biomarkers & Prevention. 18, 2, p. 384-92 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
16-year excess all-cause mortality of newly diagnosed type 2 diabetic patients: a cohort study
Hansen, Lars J, Olivarius, Niels de Fine & Siersma, Volkert Dirk, 2009, In: BMC Public Health. 9, p. 400Research output: Contribution to journal › Journal article › Research › peer-review
- Published
GP and staff evaluation of the maturity matrix as a tool to assess and improve organizational development in primary care
Loegstrup, L., Edwards, A., Waldorff, Frans Boch, Siersma, Volkert Dirk, Buch, M. S. & Eriksson, T., 2009, In: International Journal of Health Care Quality Assurance. 22, 7, p. 684-701 18 p.Research output: Contribution to journal › Journal article › Research
- Published
The impact of changes in self-rated general health on 28-year mortality among middle-aged Danes
Nielsen, Anni Brit Sternhagen, Siersma, Volkert Dirk, Kreiner, Svend, Hiort, L. C., Drivsholm, Thomas, Eplov, L. F. & Hollnagel, Hanne, 2009, In: Scandinavian Journal of Primary Health Care. 27, 3, p. 160-166 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Changes in levels of haemoglobin A1c during the first 6 years after diagnosis of clinical type 2 diabetes
Olivarius, Niels de Fine, Siersma, Volkert Dirk, Hansen, Lars J, Drivsholm, Thomas & Horder, M., 2009, In: Scandinavian Journal of Clinical & Laboratory Investigation. 69, 8, p. 851-857 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Importance Sampling Strategies for Off-Policy LSTD(1)
Siersma, Volkert Dirk, 2009, København: Museum Tusculanum. (Research Report, Biostatistisk Afdeling, Institut for Folkesundhedsvidenskab.; No. 9/12).Research output: Book/Report › Report › Research
- Published
A Coefficient of Association Between Categorical Variables With Partial or Tentative Ordering of Categories
Siersma, Volkert Dirk & Kreiner, Svend, 2009, In: Sociological Methods & Research. 38, 2, p. 265-286 21 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Association between subjective memory complaints and health care utilisation: a three-year follow up
Waldorff, Frans Boch, Siersma, Volkert Dirk & Waldemar, Gunhild, 2009, In: BMC Geriatrics. 9, p. 43Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Association between subjective memory complaints and nursing home placement: a four-year follow-up
Waldorff, Frans Boch, Siersma, Volkert Dirk & Waldemar, Gunhild, 2009, In: International Journal of Geriatric Psychiatry. 24, 6, p. 602-9 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The effect of reminder letters on the uptake of an e-learning programme on dementia: a randomized trial in general practice
Waldorff, Frans Boch, Siersma, Volkert Dirk, Nielsen, B., Steenstrup, A. P. & Bro, F., 2009, In: Family Practice. 26, 6, p. 466-471 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2010
- Published
Documenting organisational development in general practice using a group-based assessment method: the Maturity Matrix
Eriksson, T., Siersma, Volkert Dirk, Løgstrup, L., Buch, M., Elwyn, G. & Edwards, A., Jul 2010, In: Quality and Safety in Healthcare. 19, 5, p. 1-7 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Paracetamol for feverish children: parental motives and experiences
Jensen, J. F., Tonnesen, L. L., Söderström, M., Thorsen, Hanne & Siersma, Volkert Dirk, 2010, In: Scandinavian Journal of Primary Health Care. 28, 2, p. 115-120 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Fitness consultations in routine care of patients with type 2 diabetes in general practice: an 18-month non-randomised intervention study
Lohmann, H., Siersma, Volkert Dirk & Olivarius, Niels de Fine, 2010, In: B M C Family Practice. 11, p. 83-92 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Early predictors of the long-term outcome of low back pain - results of a 22-year prospective cohort study from general practice
Lonnberg, F., Pedersen, P. & Siersma, Volkert Dirk, 2010, In: Family Practice. 27, 6, p. 609-614 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Predictors of mortality of patients newly diagnosed with clinical type 2 diabetes: a 5-year follow up study
Olivarius, Niels de Fine, Siersma, Volkert Dirk, Nielsen, Anni Brit Sternhagen, Hansen, L. J., Rosenvinge, L. & Mogensen, C. E., 1 Jan 2010, In: B M C Endocrine Disorders. 10, p. 14Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Monte Carlo and bootstrap evaluation of model search in graphical models for ordinal data
Siersma, Volkert Dirk & Kreiner, Svend, 2010.Research output: Contribution to conference › Conference abstract for conference › Research
- 2011
- Published
Breast cancer screening: ''reassuring'' the worried well?
Brodersen, John Brandt, Siersma, Volkert Dirk & Ryle, M., May 2011, In: Scandinavian Journal of Public Health. 39, 3, p. 326-332 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Urinary markers of nucleic acid oxidation and long-term mortality of newly diagnosed type 2 diabetic patients
Broedbaek, K., Siersma, Volkert Dirk, Henriksen, T., Weimann, A., Petersen, M., Andersen, J. T., Jimenez-Solem, E., Stovgaard, E. S., Hansen, Lars J, Henriksen, J. E., Bonnema, S. J., Olivarius, Niels de Fine & Poulsen, H. E., 2011, In: Diabetes Care. 34, 12, p. 2594-2596 3 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Infants' symptoms of illness assessed by parents: Impact and implications
Ertmann, Ruth Kirk, Siersma, Volkert Dirk, Reventlow, Susanne & Söderström, M., 1 Jun 2011, In: Scandinavian Journal of Primary Health Care. 29, 2, p. 67-74 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Similar cardiovascular risk factor profile in screen-detected and known type 2 diabetic subjects
Heldgaard, P. E., Henriksen, J. E., Sidelmann, J. J., Olivarius, Niels de Fine, Siersma, Volkert Dirk & Gram, J. B., Jun 2011, In: Scandinavian Journal of Primary Health Care. 29, 2, p. 85-91 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Participation bias in a randomised trial of screening for lung cancer
Hestbech, Mie Sara, Siersma, Volkert Dirk, Dirksen, A., Pedersen, J. H. & Brodersen, John Brandt, 2011, In: Lung Cancer. 73, 3, p. 325-31 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The relationship between HbA(1c) level, symptoms and self-rated health in type 2 diabetic patients
Nielsen, Anni Brit Sternhagen, Gannik, D. E., Siersma, Volkert Dirk & Olivarius, Niels de Fine, Sep 2011, In: Scandinavian Journal of Primary Health Care. 29, 3, p. 157-164 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Treatment of opioid overdose in a physician-based prehospital EMS: Frequency and long-term prognosis
Nielsen, K., Nielsen, S. L., Siersma, Volkert Dirk & Rasmussen, L. S., 2011, In: Resuscitation. 82, 11, p. 1410-1413 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Distinguishing fluvio-deltaic facies by bulk geochemistry and heavy minerals: an example from the Miocene of Denmark
Olivarius, M., Rasmussen, E. S., Siersma, Volkert Dirk, Knudsen, C. & Pedersen, G. K., 2011, In: Sedimentology. 58, 5, p. 1155-1179 25 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Patients newly diagnosed with clinical type 2 diabetes during oral glucocorticoid treatment and observed for 14 years: all-cause mortality and clinical developments
Olivarius, Niels de Fine, Siersma, Volkert Dirk, Dyring-Andersen, B., Drivsholm, Thomas, Hansen, Lars J & Henriksen, J. E., Apr 2011, In: Basic & Clinical Pharmacology & Toxicology. 108, 4, p. 285-288 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Prevalence and progression of visual impairment in patients newly diagnosed with clinical type 2 diabetes: a 6-year follow up study
Olivarius, Niels de Fine, Siersma, Volkert Dirk, Almind, G. J. & Nielsen, N. V., 2011, In: B M C Public Health. 11, 80Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Malignant lymphoma of the lacrimal gland: a nation-based study
Rasmussen, P. K., Ralfkiaer, E., Prause, J. U., Sjö, Lene Dissing, Siersma, Volkert Dirk & Heegaard, Steffen, 2011, In: Archives of Ophthalmology. 129, 10, p. 1275-80 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Prehospital treatment of opioid overdose in Copenhagen--is it safe to discharge on-scene?
Rudolph, S. S., Jehu, G., Nielsen, S. L., Nielsen, K., Siersma, Volkert Dirk & Rasmussen, L. S., 2011, In: Resuscitation. 82, 11, p. 1414-1418 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The Danish Alzheimer intervention study: rationale, study design and baseline characteristics of the cohort
Waldemar, Gunhild, Waldorff, Frans Boch, Buss, D. V., Eckermann, A., Keiding, N., Rishøj, S., Siersma, Volkert Dirk, Sørensen, J., Sørensen, L. V. & Vogel, A., 1 Jan 2011, In: Neuroepidemiology. 36, 1, p. 52-61 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The Danish Alzheimer Intervention Study: Rationale, Study Design and Baseline Characteristics of the Cohort
Waldemar, Gunhild, Waldorff, Frans Boch, Buss, D. V., Eckermann, A., Keiding, N., Rish›j, S., Siersma, Volkert Dirk, S›rensen, J., S›rensen, L. V. & Vogel, A., 2011, In: Neuroepidemiology. 36, 1, p. 52-61 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The efficacy of computer reminders on external quality assessment for point-of-care testing in Danish general practice: rationale and methodology for two randomized trials
Waldorff, Frans Boch, Siersma, Volkert Dirk, Ertmann, Ruth Kirk, Kousgaard, Marius Brostrøm, Nielsen, A. S., Felding, P., Mosbæk, N., Hjortsø, E. & Reventlow, Susanne, 1 Jan 2011, In: Implementation Science. 6, p. 79Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Risk factors for 48-hours mortality after prehospital treatment of opioid overdose.
Wichmann, S., Nielsen, S. L., Siersma, Volkert Dirk, Rasmussen, L. S. & Rasmussen, L. S., Nov 2011, In: Resuscitation. 82, 11, p. 1414-1418 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2012
- Published
Psychosocial consequences of allocation to lung cancer screening: a randomised controlled trial
Aggestrup, L. M., Hestbech, Mie Sara, Siersma, Volkert Dirk, Pedersen, J. H. & Brodersen, John Brandt, 2012, In: B M J Open. 2, e000663.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The majority of sick children receive paracetamol during the winter
Ertmann, Ruth Kirk, Møller, J. J., Waldorff, Frans Boch, Siersma, Volkert Dirk, Reventlow, Susanne & Söderström, M., 2012, In: Danish Medical Journal. 59, 12, p. A4555Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Short-term practice effects and variability in cognitive testing in a healthy elderly population
Krenk, L., Rasmussen, L. S., Siersma, Volkert Dirk & Kehlet, Henrik, 2012, In: Experimental Gerontology. 47, 6, p. 432–436 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The Astonishing Hypothesis (Letter)
Olivarius, Niels de Fine & Siersma, Volkert Dirk, 2012, In: Primary Care Diabetes.Research output: Contribution to journal › Letter › Research
- Published
Impact of Social Capital on 8-year Mortality Among Older People in 34 Danish Municipalities
Poulsen, T., Siersma, Volkert Dirk, Christensen, Ulla, Lund, Rikke, Vass, Mikkel & Avlund, K., 2012, In: Journal of Aging and Health. 24, p. 1202-1222 20 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Omkostningsanalyse af sundhedsudgifter ved Danish Lung Cancer Screening Trial, DLCST - en registerundersøgelse
Rasmussen, J. F., Brodersen, John Brandt, Siersma, Volkert Dirk, Saghir, Z., Dirksen, A. & Pedersen, J. H., 2012, København: Ministeriet for Sundhed og Forebyggelse.Research output: Book/Report › Report › Research
- Published
Efficacy of psychosocial intervention in patients with mild Alzheimer's disease: the multicentre, rater blinded, randomised Danish Alzheimer Intervention Study (DAISY)
Waldorff, Frans Boch, Buss, D. V., Eckermann, A., Rasmussen, M. L., Keiding, N., Rishoj, S., Siersma, Volkert Dirk, Sorensen, J., Sorensen, L. V., Vogel, A. & Waldemar, Gunhild, 2012, In: BMJ. 345, p. e4693Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Subjective memory complaints in general practice predicts future dementia: a 4-year follow-up study.
Waldorff, Frans Boch, Vogel, Asmus, Siersma, Volkert Dirk & Waldemar, Gunhild, 2012, In: International Journal of Geriatric Psychiatry. 27, 11, p. 1180-1188 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Formal home help services and institutionalization
Yamada, Y., Siersma, Volkert Dirk, Avlund, K. & Vass, Mikkel, 2012, In: Archives of Gerontology and Geriatrics. 54, p. e52-e56Research output: Contribution to journal › Journal article › Research › peer-review
- 2013
- Published
The development and validation of a multidimensional sum-scaling questionnaire to measure patient-reported outcomes in acute respiratory tract infections in primary care: the Acute Respiratory Tract Infection Questionnaire: ARTIQ
Aabenhus, Rune Munck, Thorsen, Hanne, Siersma, Volkert Dirk & Brodersen, John Brandt, 2013, In: Value in Health. 16, p. 987-992 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Eosinophilia in routine blood samples and the subsequent risk of hematological malignancies and death
Andersen, Christen Bertel L, Siersma, Volkert Dirk, Hasselbalch, H., Lindegaard, H., Vestergaard, H., Felding, P., Olivarius, Niels de Fine & Bjerrum, O. W., 2013, In: American Journal of Hematology. 88, 10, p. 843-847Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Reply to Consedine
Brodersen, John Brandt & Siersma, Volkert Dirk, 13 Sep 2013Research output: Other contribution › Net publication - Internet publication › Research
- Published
Reply to DeFrank and Brewer
Brodersen, John Brandt & Siersma, Volkert Dirk, 2 Sep 2013Research output: Other contribution › Net publication - Internet publication › Research
- Published
What fraction of women with false-positive screening mammography results reported a higher score than women with normal screening results?
Brodersen, John Brandt & Siersma, Volkert Dirk, 2013, In: Annals of Family Medicine.Research output: Contribution to journal › Comment/debate › Research
- Published
Long-term psychosocial consequences of false-positive screening mammography – a cohort study with 3-year follow-up.
Brodersen, John Brandt & Siersma, Volkert Dirk, 2013, In: Annals of Family Medicine. 11, p. 106-115 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Amputations and foot ulcers in patients newly diagnosed with Type 2 diabetes mellitus and observed for 19 years. The role of age, gender and co-morbidity
Bruun, C., Siersma, Volkert Dirk, Guassora, Ann Dorrit, Holstein, P. & Olivarius, Niels de Fine, 2013, In: Diabetic Medicine Online. 30, p. 964-972 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Association between urinary markers of nucleic acid oxidation and mortality in type 2 diabetes: a population-based cohort study.
Brødbæk, K., Siersma, Volkert Dirk, Henriksen, T., Weimann, A., Petersen, M., Andersen, J. T., jiminez-Solem, E., Hansen, Lars J, Henriksen, J. E., Bonnema, S. J., Olivarius, Niels de Fine & Poulsen, Henrik Enghusen, 2013, In: Diabetes Care. 36, p. 669-676 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Marked differences in GPs' diagnosis of pneumonia between Denmark and Spain: a cross-sectional study.
Christensen, S. F., Jørgensen, L. C., Cordoba Currea, Gloria Cristina, Llor, C., Siersma, Volkert Dirk & Bjerrum, Lars, 2013, In: Primary Care Respiratory Journal. 22, 4, p. 454-458 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Health care experiences in infancy and subsequent frequent illness in 1-year old children
Ertmann, Ruth Kirk, Siersma, Volkert Dirk, Reventlow, Susanne & Söderström, M., 2013, In: Health. 5, 2, p. 259-266 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Hovedparten af syge børn får paracetamol i løbet af en vinterperiode
Ertmann, Ruth Kirk, Møller, J. J., Waldorff, Frans Boch, Siersma, Volkert Dirk, Reventlow, Susanne & Söderström, M., 14 Jan 2013, In: Ugeskrift for Laeger. 175, 3, p. 130 1 p.Research output: Contribution to journal › Journal article › Research
- Published
Structured personal care of type 2 diabetes: a 19 year follow-up of the study Diabetes Care in General Practice (DCGP).
Hansen, Lars J, Siersma, Volkert Dirk, Beck-Nielsen, H. & Olivarius, Niels de Fine, 2013, In: Diabetologia. 56, 6, p. 1243-1253Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Family matters: Parental-acquired brain injury and child functioning
Kieffer-Kristensen, R., Siersma, Volkert Dirk & Teasdale, T. W., 2013, In: NeuroRehabilitation. 32, 1, p. 59-68 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The effectiveness of computer reminders for improving quality assessment for point-of-care testing in general practice - a randomized controlled trial.
Kousgaard, Marius Brostrøm, Siersma, Volkert Dirk, Reventlow, Susanne, Ertmann, Ruth Kirk, Felding, P. & Waldorff, Frans Boch, 2013, In: Implementation Science. 8, 47Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Does a history of physical exposures at work affect hand-grip strength in midlife? A retrospective cohort study in Denmark
Møller, Anne, Reventlow, Susanne, Hansen, Åse Marie, Andersen, L. L., Siersma, Volkert Dirk, Lund, Rikke, Avlund, K., Andersen, J. H. & Mortensen, O. S., 10 May 2013, In: Scandinavian Journal of Work, Environment & Health. 39, 6, p. 599-608Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The predictive value of self-rated health in the presence of subjective memory complaints on permanent nursing home placement in elderly primary care patients over 4-year follow-up.
Nielsen, Anni Brit Sternhagen, Siersma, Volkert Dirk, Waldemar, Gunhild & Waldorff, Frans Boch, 2013, In: Age and Ageing. 43, 1, p. 50-57Research output: Contribution to journal › Journal article › Research › peer-review
- Published
- Published
Progression of Mobility Limitations in Old Age: The Combined Effect of Mobility-Related Fatigue and Socio-Economic Position
Nilsson, Charlotte Juul, Siersma, Volkert Dirk, Mänty, M. R., Lund, Rikke, Vass, Mikkel & Avlund, K., 2013.Research output: Contribution to conference › Conference abstract for conference › Research
- Published
A three-year follow-up on the efficacy of psychosocial interventions for patients with mild dementia and their caregivers: the multicentre, rater-blinded, randomized Danish Alzheimer Intervention Study (DAISY).
Phung, K. T. T., Waldorff, Frans Boch, Buss, D. V., Eckermann, A., Keiding, N., Rishøj, S., Siersma, Volkert Dirk, Sørensen, J., Søgaard, R., Sørensen, L. V., Vogel, Asmus & Waldemar, Gunhild, 2013, In: B M J Open. 3, 11Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Diabetic foot disease: impact of ulcer location on ulcer healing.
Pickwell, K., Siersma, Volkert Dirk, Kars, M., Holstein, P. & Schaper, N., 2013, In: Diabetes - Metabolism: Research and Reviews (Online). 29, 5, p. 377-387Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Diffuse large B-cell lymphoma of the ocular adnexal region: A nation-based study
Rasmussen, P. K., Ralfkiaer, E., Prause, J. U., Sjö, Lene Dissing, Toft, Peter Bjerre, Siersma, Volkert Dirk & Heegaard, Steffen, 2013, In: Acta Ophthalmologica. 91, p. 163-169 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Analysis with repeatedly measured binary item response data by ad hoc Rasch scales
Siersma, Volkert Dirk & Eusebi, P., 2013, Rasch Models in Health. Christensen, K. B., Kreiner, S. & Mesbah, M. (eds.). Wiley, p. 257-275 18 p. (Wiley-ISTE, London).Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Subjective memory complaints in primary care patients and death from all causes: a four-year follow-up
Siersma, Volkert Dirk, Waldemar, Gunhild & Waldorff, Frans Boch, Mar 2013, In: Scandinavian Journal of Primary Health Care. 31, 1, p. 7-12Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The importance of factors determining the low health-related quality of life in people presenting with a diabetic foot ulcer – the Eurodiale study.
Siersma, Volkert Dirk, Thorsen, H., Holstein, P., Kars, M., Apelqvist, J., Jude, E., Piagessi, A., Bakker, K., Edmonds, M., Jirkovska, A., Mauricio, D., Tennvall, G., Reike, H., Spraul, M., Uccioli, L., Urbancic, V., Acker, K., Baal, J. & Schaper, N., 2013, In: Diabetic Medicine. 30, 11, p. 1382-1387Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Is postoperative cognitive dysfunction a risk factor for dementia?
Steinmetz, Jacob, Siersma, Volkert Dirk, Kessing, Lars Vedel, Rasmussen, L. S. & Group, T. I., 2013, In: British Journal of Anaesthesia. 110 Suppl, 1, p. i92-i97 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Patients newly diagnosed with clinical type 2 diabetes mellitus but presenting with HbA1c within normal range: 19-year mortality and clinical outcomes
Veloso, A. G., Siersma, Volkert Dirk, Heldgaard, P. E. & Olivarius, Niels de Fine, 2013, In: Primary Care Diabetes. 7, 1, p. 33-38Research output: Contribution to journal › Journal article › Research › peer-review
ID: 3512987
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Maternal stress and placental function, a study using questionnaires and biomarkers at birth
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Clinical indications for antibiotic use in Danish general practice: results from a nationwide electronic prescription database
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326
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Biomonitoring of Danish school children and mothers including biomarkers of PBDE and glyphosate
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