Table 3.

Multivariable logistic regression assessing the association between operative approach and postoperative morbidity

	Unadjusted analysis		Adjusted analysis
	OR (95% CI)	P-value	OR (95% CI)	P-value
Overall Morbiditya
Operative approach
Open colectomy	Ref.		Ref.
Conversion to open colectomy	0.93 (0.79–1.09)	0.355	1.12 (0.94–1.30)	0.238
Laparoscopic colectomy	0.40 (0.35–0.45)	< 0.001	0.52 (0.46–0.59)	< 0.001
Serious Morbidityb
Operative approach
Open colectomy	Ref.		Ref.
Conversion to open colectomy	1.03 (0.86–1.25)	0.724	1.20 (0.98–1.46)	0.074
Laparoscopic colectomy	0.43 (0.37–0.50)	< 0.001	0.55 (0.46–0.64)	< 0.001

OR Odds Ratio, CI Confidence Interval

^aWhile adjusting for age, race, ASA class, diabetes, smoking status, steroid use, dyspnea, COPD, hypertension, bleeding disorder, weight loss > 10%, hematocrit levels, white blood cell count, BUN levels, creatinine levels, pre-op transfusion, mechanical bowel prep, pre-op oral antibiotic, organ removal procedures, fistula, and preoperative sepsis

^bWhile adjusting for age, sex, race, ASA class, diabetes, smoking status, steroid use, bleeding disorder, weight loss > 10%, hematocrit levels, white blood cell count, creatinine levels, pre-op transfusion, mechanical bowel prep, pre-op oral antibiotic, organ removal procedures, fistula, and preoperative sepsis