Table 7.

90-day Readmission Logistic Regression

Factor	Odds Ratio (±2 Standard Error)	P
Age	1.03 (1.00-1.06)	<0.05
Smoking status
Never	Ref	Ref
Former	0.73 (0.28-1.89)	0.51
Active	0.52 (0.22-1.25)	0.14
Fusion
No	Ref	Ref
Yes	1.39 (0.64-3.04)	0.40
Substance utilization
Control	Ref	Ref
THC only	0.91 (0.29-2.82)	0.87
Multidrug	1.71 (0.59-4.27)	0.25

THC = tetrahydrocannabinol