Table 1.

Mean BCC tumour thickness measurements, before and after curettage.

	Before (mm) (SD)	After (mm) (SD)	Difference (mm) (95% CI)	P-value
BCC tumours included n = 32	2.0 (0.8)	1.0 (0.8)	1.0 (0.7,1.3)	P < 0.001
Nonaggressive type n = 20	1.9 (0.7)	1.0 (0.7)	0.9 (0.5,1.2)	P = 0.001
Aggressive type n = 12	2.3 (0.8)	1.1 (1.0)	1.2 (0.6,1.8)	P < 0.001