Manual Therapy · 2003 · 529 citations · 37 references
MedicineKinesiologyPhysical MedicineClinical PsychologyPain MedicinePain SciencePain AssessmentPain MeasurementPsychological TestingPsychometric PropertiesPsychometric ScalingPsychometric Validity
37
The Measurement of Observer Agreement for Categorical Data
J. Richard Landis, Gary G. Koch · Biometrics · 1977 · 78.9K citations · Full text
Studies with pain rating scales.
Walker Downie, P A Leatham, V M Rhind et al. · Annals of the Rheumatic Diseases · 1978 · 2K citations