Table 2.

post-op infection and sepsis rates at 3 months.

Factor	Absent	Present	P value	OR (95% CI)
Post-op infection within 3 months
Mental Disorder
With	8701	400		1.2524
Withou	13621	500	0.000993	(1.095−1.4322)
Surgery Type
ACDF	26601	726		0.2317
PCF	5976	704	<0.0001	(0.2081−0.2579)
Gender
Female	16698	582		0.6527
Male	15879	848	<0.0001	(0.586−0.7269)

Factor	Absent	Present	P value	OR (95% CI)
Post-op sepsis within 3 months
Mental Disorder
With	8925	176		1.0766
Without	13867	254	0.45426	(0.8867−1.3072)
Surgery Type
ACDF	26954	373		0.2613
PCF	6344	336	<0.0001	(0.2249−0.3035)
Gender
Female	17013	267		0.5782
Male	16285	442	<0.0001	(0.496- 0.6741)