Table 4.

Interobserver agreement between pathologists using 2-tier scoring system for all modalities.

	All 3 pathologists	Pathologists #1 versus #2	Pathologists #1 versus #3	Pathologists #2 versus #3
SRH agreement	0.43 (0.39–0.47)	0.51 (0.38–0.64)	0.33 (0.19–0.47)	0.58 (0.46–0.70)
H&E agreement	0.60 (0.56–0.63)	0.75 (0.65–0.85)	0.69 (0.58–0.80)	0.65 (0.54–0.77)
IHC agreement	0.71 (0.67–0.74)	0.81 (0.71–0.92)	0.81 (0.70–0.92)	0.87 (0.79–0.96)