Table 5.

Inverse Probability of Treatment Weighting Outcomes Analysis of Morbidly Obese Versus Obese Versus Not Obese Groups

Factor	Not Obese	Obese	Morbidly Obese	P
Any complication	29.00%	30.97%	34.56%	<0.0001
Central nervous system (CNS) complication	0.07%	0.07%	0.07%	0.9651
Cardiac complication	0.59%	0.62%	0.52%	0.5517
Peripheral vascular disease (PVD) complication	0.15%	0.06%	0.08%	0.0077
Respiratory complication	0.34%	0.33%	0.40%	0.5552
Gastrointestinal (GI) complication	0.22%	0.12%	0.12%	0.0030
Genitourinary (GU) complication	0.40%	0.30%	0.45%	0.2787
Hematoma/seroma	1.68%	1.39%	2.04%	0.0030
Wound dehiscence	1.46%	1.65%	2.75%	<0.0001
Postoperative infection	0.79%	0.88%	1.15%	0.0002
Deep vein thrombosis (DVT)	0.61%	0.65%	0.67%	0.6541
Pulmonary embolism (PE)	0.41%	0.53%	0.65%	0.001
Postoperative anemia	25.23%	27.32%	30.17%	<0.0001
Died during hospitalization	0.27%	0.18%	0.23%	0.1437
Length of stay (LOS) (d)	4.49	4.52	5.39	<0.0001
Total charges ($)	$72,299	$74,722	$83,083	<0.0001