Table 4.

Cox multivariable analysis of local recurrence

	Hazard ratio	P
Excision margin
Clear	1·00 (reference)	0·002
Reaches	4·79 (1·47, 15·59)	0·009
Re‐excision	2·70 (1·43, 5·13)	0·002
Close	1·08 (0·42, 2·76)	0·873
ER status
Negative	2·41 (1·35, 4·31)	0·003
Positive	1·00 (reference)

Values in parentheses are 95 per cent confidence intervals. Margins were defined as clear (over 1 mm), reaches (ink on tumour), re‐excision (deemed clear after re‐excision) and close (less than 1 mm but no ink on tumour). ER, oestrogen receptor.