From: A comparison of Cohen’s Kappa and Gwet’s AC1 when calculating inter-rater reliability coefficients: a study conducted with personality disorder samples
Rater 1
Rater 2
Category 1
Category 2
Total
A
B
B1(A+B)
C
D
B2(C+D)
A1 (A+C)
A2 (B+D)
N