Research output per year
Research output per year
Personal profile
CV
1. uddannelse(r):
- 1. Studentereksamen (VWO+) med vægt på de matematiske fag og latin. Chr. College Stad en Lande, Huizen (NL).
- 2. Cand. scient. i matematik. Hovedtemaer: statistik og økonometri. Speciale: Cointegration analysis in multivariate time series. Universiteit Utrecht, Utrecht (NL).
- 3. Master of Technological Design, Mathematics for Industry masterstudiet. Hovedtema: statistik og OR. Afslutningsprojekt: Dispersion effect detection in small test designs (ved TNO Delft). Universiteit Eindhoven, Eindhoven (NL).
- 4. Ph.d. studerende ved Biostatistisk Afdeling. Projekt titel: Vekselvirkning mellem behandling og sygdomsudvikling. Københavns Universitet, København (DK).
Fields of interest
Jeg er statistiker og ansvarlig for analyser i de fleste kvantitative projekter i forskningsenheden. Jeg en særlig interesse i grafiske modeller og metoder til analyse af data indsamlet gentagne gange i en tidsperiode.
Introductory remarks on publicationslist
Fingerprint
Dive into the research topics where Volkert Dirk Siersma is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
- 12 Similar Profiles
Collaborations and top research areas from the last five years
Recent external collaboration on country/territory level. Dive into details by clicking on the dots or
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Effect of a participatory patient education programme (NExt EDucation) in group-based patient education among Danes with type 2 diabetes
Christoffersen, L. A. N., Hansen, A. K., Pals, R. A. S., Willaing, I., Siersma, V. & Olesen, K., 1 Sept 2020, In: Chronic Illness. 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Five-year trends in marital stability, academic achievement, and socioeconomic indicators after concussion: a national register study
Graff, H. J., Siersma, V. D., Møller, A., Egerod, I. E. & Rytter, H. M., 1 Mar 2020, In: Journal of Head Trauma Rehabilitation. p. 1-9 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Mortality Following Trajectories of Mobility Limitations: The Modifying Impact of Social Factors
Jørgensen, T. S. H., Siersma, V., Lund, R. & Nilsson, C. J., 1 Mar 2020, In: Journal of Aging and Health. 18 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Association between perioperative hyperoxia and cerebrovascular complications after laparotomy-A post-hoc follow-up study
Kongebro, E. K., Jørgensen, L. N., Siersma, V. D. & Meyhoff, C. S., 1 Feb 2019, In: Acta Anaesthesiologica Scandinavica. 63, 2, p. 164-170 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Association of the blood eosinophil count with end-organ symptoms
Bjerrum, O. W., Siersma, V., Hasselbalch, H. C., Lind, B. & Andersen, C. L., Sept 2019, In: Annals of Medicine and Surgery. 45, p. 11-18 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Changes in Prescription Routines for Treating Hypothyroidism Between 2001 and 2015: An Observational Study of 929,684 Primary Care Patients in Copenhagen
Medici, B. B., Nygaard, B., la Cour, J. L., Grand, M. K., Siersma, V., Nicolaisdottir, D. R., Lind, B., Olivarius, N. D. F. & Andersen, C. L., Jul 2019, In: Thyroid. 29, 7, p. 910-919 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Cumulative physical workload and mobility limitations in middle-aged men and women: a population-based study with retrospective assessment of workload
Møller, A., Mänty, M., Andersen, L. L., Siersma, V., Lund, R. & Mortensen, O. S., 1 Jul 2019, In: International Archives of Occupational and Environmental Health. 92, 5, p. 651-660 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Dementia and road traffic accidents among non-institutionalized older people in Denmark: A Danish register-based nested case-control study
Petersen, J. D., Siersma, V. D., Christensen, R. D., Storsveen, M. M., Nielsen, C. T., Vass, M. & Waldorff, F. B., 1 Mar 2019, In: Scandinavian Journal of Public Health. 47, 2, p. 221-228 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
Datasets
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Measuring needs-based quality of life and self-perceived health inequity in patients with multimorbidity: investigating psychometric measurement properties of the MultiMorbidity Questionnaire (MMQ) using primarily Rasch models
Bissenbakker, K. (Creator), Siersma, V. (Creator), Jønsson, A. B. R. (Creator), Møller, A. (Creator), Christensen, K. B. (Creator) & Brodersen, J. B. (Creator), figshare, 2024
DOI: 10.6084/m9.figshare.c.6841179.v1, https://springernature.figshare.com/collections/Measuring_needs-based_quality_of_life_and_self-perceived_health_inequity_in_patients_with_multimorbidity_investigating_psychometric_measurement_properties_of_the_MultiMorbidity_Questionnaire_MMQ_using_primarily_Rasch_models/6841179/1
Dataset
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Development and implementation of a tool for measuring the training effectiveness of the patient-centered consultation model
Jorgensen, M. (Creator), Thorsen, H. (Creator), Siersma, V. (Creator) & Bang, C. (Creator), Zenodo, 2022
DOI: 10.5281/zenodo.6477458, https://zenodo.org/records/6477458
Dataset
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Family wellbeing in general practice: a study protocol for a cluster-randomised trial of the web-based resilience programme on early child development
Overbeck, G. (Creator), Kragstrup, J. (Creator), Gørtz, M. (Creator), Rasmussen, I. S. (Creator), Graungaard, A. H. (Creator), Siersma, V. (Creator), de Voss, S. (Creator), Ertmann, R. K. (Creator), Shahrzad, S. (Creator), Appel, C. L. (Creator) & Wilson, P. (Creator), figshare, 2024
DOI: 10.6084/m9.figshare.c.6579656.v1, https://springernature.figshare.com/collections/Family_wellbeing_in_general_practice_a_study_protocol_for_a_cluster-randomised_trial_of_the_web-based_resilience_programme_on_early_child_development/6579656/1
Dataset
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Family wellbeing in general practice: a study protocol for a cluster-randomised trial of the web-based resilience programme on early child development
Overbeck, G. (Creator), Kragstrup, J. (Creator), Gørtz, M. (Creator), Rasmussen, I. S. (Creator), Graungaard, A. H. (Creator), Siersma, V. (Creator), de Voss, S. (Creator), Ertmann, R. K. (Creator), Shahrzad, S. (Creator), Appel, C. L. (Creator) & Wilson, P. (Creator), figshare, 2024
DOI: 10.6084/m9.figshare.c.6579656, https://springernature.figshare.com/collections/Family_wellbeing_in_general_practice_a_study_protocol_for_a_cluster-randomised_trial_of_the_web-based_resilience_programme_on_early_child_development/6579656
Dataset
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Measuring needs-based quality of life and self-perceived health inequity in patients with multimorbidity: investigating psychometric measurement properties of the MultiMorbidity Questionnaire (MMQ) using primarily Rasch models
Bissenbakker, K. (Creator), Siersma, V. (Creator), Jønsson, A. B. R. (Creator), Møller, A. (Creator), Christensen, K. B. (Creator) & Brodersen, J. B. (Creator), figshare, 2024
DOI: 10.6084/m9.figshare.c.6841179, https://springernature.figshare.com/collections/Measuring_needs-based_quality_of_life_and_self-perceived_health_inequity_in_patients_with_multimorbidity_investigating_psychometric_measurement_properties_of_the_MultiMorbidity_Questionnaire_MMQ_using_primarily_Rasch_models/6841179
Dataset