Karl Bang Christensen

Karl Bang Christensen is a Professor at the Department of Public Health, Section of Biostatistics, within the Faculty of Health and Medical Sciences at the University of Copenhagen. His primary research areas include Biostatistics, Item Response Theory (IRT) models, scale validation, patient-reported outcomes (PRO), and multi-state models for sickness absence analysis.

Research interests:

• Rasch models and latent variable models for health outcomes
• Statistical methods for evaluating PRO instruments
• Exercise interventions in cancer rehabilitation
• Multi-state modeling of administrative register data (sickness absence, unemployment, disability pension)

Article trends: His publications focus on Rasch models, IRT, survival analysis, clinical trials, and health education. Recent work addresses preventive health interventions in dermatology, while earlier studies emphasize cognitive dysfunction, migraine treatment, and social determinants of sickness absence.

Teaching: He teaches statistics at the Master of Health Sciences and PhD levels.