Table 5.

Comparison of multivariate logistics regression analysis of postoperative keloid scar recurrence risk factors between the two groups

Factors	B	S.E.	Wals	Df	Sig.	Exp (B)	95% C.I. for EXP (B)
							Lower limit	Upper limit
Infection	1.421	0.508	7.812	1	0.005	4.141	1.529	11.215
Family history of keloid scars	1.803	0.660	7.467	1	0.006	6.070	1.665	22.128
Scar size	1.438	0.534	7.257	1	0.007	4.214	1.480	11.999
History of smoking	0.809	0.539	2.251	1	0.134	2.245	0.781	6.457
Radiotherapy	1.013	0.521	3.785	1	0.052	2.753	0.993	7.636
Local hormone therapy	2.215	0.588	14.209	1	<0.001	9.161	2.896	28.980