Table 4.

Multivariable Logistic Regression of Adverse Events Following Parotidectomy, Significant Variables

	OR	95% CI	p
Surgical site infection
Male	1.41	1.01–1.96	0.042
Bleeding disorder	2.21	1.20–4.07	0.011
Diabetes	1.66	1.17–2.37	0.005
COPD	2.08	1.25–3.45	0.005
Hypertension	1.53	1.08–2.16	0.017
Smoking	1.85	1.32–2.59	< 0.001
Malignant tumor	1.70	1.09–2.67	0.021
Free flap reconstruction	2.87	1.67–4.93	< 0.001
Other volume restoration	1.66	1.07–2.57	0.025
Wound Dehiscence
COPD	2.65	1.03–6.87	0.044
Smoking	2.58	1.23–4.34	0.013
Malignant tumor	4.33	1.36–13.77	0.013
Other disease of parotid	5.31	1.51–18.71	0.009
Free flap reconstruction	3.25	1.39–7.58	0.006
Other volume restoration	3.39	1.60–7.19	0.001
Hematoma/seroma
Free flap reconstruction	3.13	1.43–6.83	0.004
Readmission
Disseminated cancer	2.02	1.30–3.15	0.002
Hypertension	1.44	1.05–1.97	0.023
Corticosteroids	2.62	1.69–4.07	< 0.001
Wound infection	2.07	1.10–3.90	0.025
Malignant tumor	3.00	1.94–4.65	< 0.001
Other disease of parotid	2.21	1.31–3.75	0.003
Reoperation
Bleeding disorder	1.82	1.02–3.26	0.044
Disseminated cancer	1.66	1.01–2.71	0.044
Malignant tumor	2.64	1.65–4.20	< 0.001
Free flap reconstruction	3.56	2.30–5.50	< 0.001

OR = odds ratio, CI = confidence interval.