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. 2019 Oct 30;28(1):57–66. doi: 10.1177/2292550319880921

Table 4.

Microsurgery Subgroup Multivariate Regression Analysis.

Complication	Variable	Odds Ratio	P Value
Surgical site infection	Outpatient status	0.3790	.0474^a
	Diabetes: requiring insulin	2.1107	.0139^a
	Diabetes: not requiring insulin	1.4878	.0776^b
	Smoking	2.0241	.0000064^c
	Steroid use	3.3275	.0000112^c
	Number of other procedures	0.9011	.00364^b
	Wound class: 2	1.7183	.0277^a
	Wound class: 3	2.2854	.00901^b
	Wound class: 4	2.0888	.0490^a
	Flap: Head and Neck	1.9387	.0175^a
Related reoperation	Outpatient status	0.3023	.00294^b
	Hypertension	1.2254	.0352^a
	Functional status: independent	0.5971	.0371^a
	Number of concurrent procedures	1.0547	.0327^a
	Operative time	1.0910	3.44e10^−10c

^a P < .05.

^b P < .01.

^c P < .001.