Table 3.

Multivariate risk factor model among the subgroup with axillary surgery (n=98).

	Odds Ratio	95% CI	p-value
BMI, per 5 unit increase	1.81	(1.19, 2.95)	0.004
Surgical biopsy vs needle only*	17.71	(1.54, >1000)	0.02
Incision location			0.01
LOQ	Reference
UOQ	4.67	(1.26, 21.69)
UIQ	1.31	(0.11, 11.61)
LIQ	11.49	(1.81, 99.78)
Central	9.40	(1.80, 62.30)
Axillary operation			0.84
SLNB	Reference
ALND	1.13	(0.35, 3.89)

^*Surgical biopsy versus needle biopsy only refers to the recent history of diagnostic work-up preceding the wide local excision included in this study.