TABLE II.

Interrater Agreement for Sacral Classification Fracture Subtypes

Fracture Subtype	Kappa
A1	0.20
A2	0.81
A3	0.78
B1	0.68
B2	0.62
B3	0.45
C0	0.35
C1	0.29
C2	0.37
C3	0.73
Combined	0.58