. Author manuscript; available in PMC: 2011 Jan 1.

Published in final edited form as: Surg Obes Relat Dis. 2009 Nov 22;6(1):22–30. doi: 10.1016/j.soard.2009.10.007

Table 6.

Multivariate model excluding operative characteristics.

Variable	OR	95% CI lower	95% CI upper	p
Revision/Reversal vs. primary	2.34	1.45	3.77	0.001
BMI (kg/m2)[linear]*	See Figure 2			0.86
BMI (kg/m2) [quadratic]*	See Figure 2			0.001
Able to walk 200 ft (No vs yes)	1.92	0.96	3.82	0.06
History of DVT (yes vs. no)	2.78	1.71	4.53	<.001
History of sleep apnea (yes vs. no)	1.45	1.06	1.97	0.02