Table 3.

Multivariable Analysis of Risk Factors for Complications and 30-Day Mortality

	Complications*		30-Day Mortality**
Multivariable Analysis	Adjusted Odds Ratio (95% CI)	P value	Adjusted Odds Ratio (95% CI)	P value
Cancer	1.33 (0.86-2.04)	0.194	4.67 (2.27-9.61)	<0.001
Age	1.01 (1.00-1.01)	0.014	1.07 (1.06-1.09)	<0.001
Male Sex	1.39 (1.10-1.74)	0.005	1.47 (0.98-2.23)	0.065
ASA
I/II	1 (reference)	N/A	1 (reference)	N/A
III	1.60 (1.16-2.19)	0.004	0.88 (0.39-2.02)	0.771
IV/V	2.34 (1.58-3.46)	<0.001	3.06 (1.30-7.17)	0.010
Patient Characteristics
Dyspnea	1.19 (0.91-1.55)	0.211	0.92 (0.45-1.87)	0.819
COPD	1.11(0.86-1.45)	0.420	1.49 (0.76-2.90)	0.244
Cirrhosis	3.24 (1.09-9.64)	0.034	6.71 (1.62-27.76)	0.009
Ascites	1.20 (0.76-1.88)	0.431	1.92 (1.13-3.24)	0.015
Deep Vein Thrombosis	1.12 (0.76-1.65)	0.555	1.56 (0.86-2.83)	0.142
Chronic Immunosuppression	1.32 (0.88-1.99)	0.180	1.97 (0.97-3.98)	0.060
Urinary Tract Infection	1.51 (0.91-2.53)	0.114	3.21 (1.76-5.83)	<0.001
Sepsis	1.51 (1.07-2.14)	0.019	2.23 (1.21-4.12)	0.010
Laboratory Values
Albumin < 3.5	1.50 (1.20-1.89)	0.001	1.65 (1.07-2.54)	0.024
HCT < 30	1.45 (1.16-1.80)	0.001	2.48 (1.52-4.06)	<0.001
Procedure
Lysis of Adhesions	1 (reference)	N/A	1 (reference)	N/A
Small Bowel Resection	2.51 (2.07-3.06)	<0.001	1.96 (1.27-3.00)	0.002
Intestinal Bypass	1.24 (0.46-3.33)	0.668	1.51 (0.33-6.86)	0.593
Other	1.14 (0.77-1.67)	0.520	1.52 (0.83-2.77)	0.171
Laparoscopic	0.48 (0.32-0.72)	<0.001	0.82 (0.28-2.40)	0.720

Note: 95% CI, 95% confidence interval; N/A, not applicable; ASA, American Society of Anesthesiologists; COPD, chronic obstructive pulmonary disease; HCT, hematocrit; LOA, lysis of adhesions

^*C-statistic=0.722, Hosmer-Lemeshow (HL) statistic=6.5 (p=0.595)

^**C-statistic=0.895, HL statistic=12.0 (p=0.149)