Agreement, Company records, Intraclass correlation coefficients, Questionnaires, Sensitivity, Sick leave, Specificity,
Occupational Medicine
Department of General Practice

van Poppel, M.N, de Vet, H.C.W, Koes, B.W, Smid, T, & Bouter, L.M. (2002). Measuring sick leave: A comparison of self-reported data on sick leave and data from company records. Occupational Medicine, 52(8), 485–490. doi:10.1093/occmed/52.8.485