Background
- Associate professor Research methodology WUR since September 2006
- Assistant professor Pharmacoepidemiology and biostatistics, Faculty of Mathematics and Natural Sciences, University of Groningen (2000-2006)
- PhD Thesis Some issues in applied statistics in clinical restorative dental research, University of Amsterdam (1999)
- Consultant research methods and biostatistics (1993-1999) and assistant professor (1999-2000), Faculty of Medicine and Academic Centre for Dentistry Amsterdam (ACTA), Vrije University Amsterdam
- Research assistant, University of Twente and (one-year) South Carolina State department of education (1989-1993)
- MSc Educational Technology, University of Twente (1989)
Research profile
- Fields of expertise: Research methodology, epidemiology, applied statistics, psychometrics, instrument development
- Key-concepts: Health and society, Child psychiatry, Data collection tools: Development and Assessment
Publications
- Naaldenberg, J., H. Tobi, F. van den Esker & L. Vaandrager (2011). Psychometric properties of the OLQ-13 scale to measure Sense of Coherence in a community-dwelling older population, BMC Health and Quality of Life Outcomes 9: 37-46
- Tobi, H. & JK Kampen (in press). Survey error in an international context: an empirical assessment of cross-cultural differences regarding scale effects, Quality and Quantity
- Faber A., Kalverdijk L, Luuk J, de Jong-van den Berg LTW, Hugtenburg JG, Minderaa RB, Tobi H. (2010). Co-morbidity and patterns of care in stimulant-treated children with ADHD in the Netherlands, European child & adolescent psychiatry 19(2):159-66
- Tobi H. Advising on RM in a multidisciplinary setting: the search for a chameleon (2007). In H. J. Adèr & G. J. Mellenbergh (Eds.). Advising on Research Methods. Proceedings of the Royal Netherlands Academy of Arts and Sciences Colloquium. Huizen: Johannes van Kessel, pp. 21-29
- Kalverdijk LJ, Tobi H, van den Berg PB, Buiskool J, Wagenaar L, Minderaa RB, de Jong-van den Berg LT (2008). Use of antipsychotic drugs among Dutch youths between 1997 and 2005, Psychiatric Services 59(5):554-60
- Tobi H, Faber A, van den Berg PB, Drane JW, de Jong-van den Berg LT (2007). Studying co-medication patterns: the impact of definitions, Pharmacoepidemiol Drug Saf. 16:405-11
- Faber A, Keizer RJ, van den Berg PB, de Jong-van den Berg LT, Tobi H (2007). Use of double-blind placebo-controlled N-of-1 trials among stimulant-treated youths in The Netherlands: a descriptive study, Eur J Clin Pharmacol. 63:57-63
- de Bildt A, Mulder EJ, Scheers T, Minderaa RB, Tobi H (2006). Pervasive developmental disorder, behavior problems, and psychotropic drug use in children and adolescents with mental retardation, Pediatrics 118:e1860-6
- Tobi H, Scheers T, Netjes KA, Mulder EJ, de Bildt A, Minderaa RB (2005). Drug utilization by children and adolescents with mental retardation: a population study, Eur J Clin Pharmacol 61: 297-302
- Tobi H, Kuik DJ, Bezemer PD, Ket P (2001). Developing a task-aimed curriculum for the consultant biostatistician. Stat Med 20:3921-3929
- Complete list of publications at Wageningen University
Research projects
- Factors influencing interdisciplinary Bèta-Gamma understanding within the context of higher education in the life sciences (with Elsbeth Spelt and others, chairgroup ECS, WUR)
- Pollen and allergy medication (with Arnold van Vliet, chairgroup ESA, WUR)
- Aspecific factors in the treatment of children with psychotropic medication (with LJ Kalverdijk, ACCARE and University Medical Centre Groningen)
- The development of an instrument to facilitate the discussion of medication by parents of children using ADHD medication with their physicians. (partly sponsored by Janssen-Cilag BV)
- Potential of IRT in social acceptance of new technologies like bionanotechnology (with Tamara Hendrick, Arnout Fischer and Lynn Frewer, chairgroup MCB)
- Science theatre at school: exploring how students think and talk about food science and technology (with Nicolien Wieringa, Science and Society, University of Groningen)
Educational tasks
MSc courses:
- YRM-30306 Research Methods in Public Health and Society
- YRM-60306 Quantitative Data Analysis: Multivariate Techniques (Research Master Variant)
- YRM-60806 Qualitative Data Analysis: Procedures and Strategies (Research Master Variant)
- YRM-65300 Questionnaire construction
PhD courses:
- YRM-60306 Quantitative Data Analysis: Multivariate Techniques (Research Master Variant)
- YRM-60806 Qualitative Data Analysis: Procedures and Strategies (Research Master Variant)
- Research Methodology: From Topic to Proposal
Other academic memberships and achievements
- Member of the editorial board of the Journal of Agricultural Education and Extention
- Member of the advisory board of Pharmacy World and Science
- Board member of the Dutch regional society of the International Biometric Society (ANED) and the Biometric section of the Netherlands Society for Statistics and Operations Research (BMS-VVS)
- Member of the editorial board of STAtor (a “glossy” on statistics and operations research published by the Netherlands Society for Statistics and Operations Research)
- Member of the assessment committee of WASS (Wageningen School of Social Sciences)
- Associated staff member of IOPS (Interuniversity Graduate School of Psychometrics and Sociometrics)
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