Tips for learners of evidence-based medicine: 3. Measures of observer variability (kappa statistic).
McGinn
Thomas
T
Department of Medicine, Mount Sinal Medical Center, New York, NY, USA.
Wyer
Peter C
PC
Newman
Thomas B
TB
Keitz
Sheri
S
Leipzig
Rosanne
R
For
Gordon Guyatt
GG
D019317:Evidence-Based Medicine; D006801:Humans; D015588:Observer Variation; D012107:Research Design; D013223:Statistics as Topic