Table 3.

Reasons for non-concordance

Reasons for non-concordance	Frequency	%
Grade	68	18.5
Histological type	39	10.7
Grade and Histological type	30	8.2
Subtype	17	4.6
Grade and subtype	13	3.6
SUB-TOTAL	167	45.6
Patient with total agreement	199	54.4
TOTAL	366	100