Leo D. Roorda

Mind the MIC: large variation among populations and methods

Caroline B. Terwee, Leo D. Roorda, Joost Dekker et al. · Journal of Clinical Epidemiology · 2009 · 363 citations

Life Sciences, Evolutionary Biology, Genetics +8

Satisfactory cross cultural equivalence of the Dutch WOMAC in patients with hip osteoarthritis waiting for arthroplasty

Leo D. Roorda, Chelsea Jones, M. Waltz et al. · Annals of the Rheumatic Diseases · 2003 · 291 citations · Full text

Medicine, Orthopaedic Surgery, Orthopedic Surgery +17

Mortality in patients with rheumatoid arthritis: a 15-year prospective cohort study

J. van den Hoek, Hendriek C. Boshuizen, Leo D. Roorda et al. · Rheumatology International · 2016 · 243 citations · Full text

Medicine, Clinical Sciences, Internal Medicine +14

Linking measurement error to minimal important change of patient-reported outcomes

Caroline B. Terwee, Leo D. Roorda, Dirk L. Knol et al. · Journal of Clinical Epidemiology · 2009 · 198 citations

Pharmacy, Quality Management, Healthcare Quality Improvement +15

Dutch–Flemish translation of 17 item banks from the Patient-Reported Outcomes Measurement Information System (PROMIS)

Caroline B. Terwee, Leo D. Roorda, Henrica C. W. de Vet et al. · Quality of Life Research · 2014 · 190 citations

Pharmacy, Health Services Administration, Health Assessment +15