Table 1.

True and false results of FS by tumour size.

	T1	T2/T3
True negative FS (n = 447)	356	87/4
True positive FS (n = 78)	46	32
Total true results FS (n = 525, 83.6%)	402	123
False negative FS (n = 101)	65	35/1
False positive FS (n = 2)	—	2
Total false results FS (n = 103, 16.4%)	65	38
Sensitivity (%)	41.4	47.1

FS: frozen section.