Table 5

Multivariate analysis demonstrating independent association of preoperative variable on outcomes.

Variable	P Value	OR	95% CI
Ambulation at discharge
Age	0.076	0.974	0.946–1.003
BMI	0.711	1.012	0.949–1.079
Anticoagulation	0.060	0.117	0.012–1.097
ASA score >3	0.027^a	9.247	1.287–66.435
Incremental preoperative ASIA grade increase	0.003^a	2.350	1.330–4.140
SLIC score	0.018	2.900	1.200–7.070
CCI	0.881	1.030	0.720–1.470
30-d mortality
Mean age	0.157	0.973	0.936–1.011
Mean BMI	0.838	0.991	0.908–1.081
Anticoagulation	0.265	0.214	0.014–3.232
ASA score >3	0.946	0.923	0.088–9.636
Incremental preoperaive ASIA grade increase	0.001^a	3.610	1.760–7.400
SLIC score	0.021^a	3.400	1.200–9.600
CCI	0.790	0.940	0.590–1.490

↵a Indicates significance level <0.05.
ASA, American Society of Anesthesiologists; ASIA, American Spinal Injury Association; BMI, body mass index; CCI, Charlson Comorbidity Index; SLIC, cervical spine injury classification system.