Table 2.

Logistic Regression for factors predictive of time to surgery

Parameter	Odds Ratio	95% Confidence Interval		p-value
BMI (kg/m2)	1.004	0.991	1.017	0.58
Chronic Obstructive Pulmonary Disease	0.354	0.149	0.839	0.02
Degenerative Joint Disease	1.100	0.839	1.443	0.49
Obstructive Sleep Apnea	1.117	0.876	1.425	0.37
Type 2 Diabetes	1.366	1.073	1.739	0.01
Cardiac Dysrhythmia	0.636	0.184	2.199	0.47
Gastroesophageal Reflux Disease	0.981	0.775	1.240	0.87
Hypertension	1.088	0.851	1.390	0.50
Tobacco Use	0.267	0.101	0.705	0.01
Private Insurance	3.093	2.274	4.207	<.0001*
Diet Time (per month required)	0.880	0.839	0.922	<.0001*
Multiple Diet Attempts	1.133	0.830	1.547	0.43
Nutrition Evaluation	1.064	0.263	4.297	0.93
Primary Care Physician Letter	0.413	0.302	0.565	<.0001*
Cardiology Evaluation	0.272	0.075	0.982	0.046*
Pulmonology Evaluation	0.290	0.098	0.862	0.03*
6 Month Psychiatry Evaluation	0.671	0.315	1.426	0.30
Psychiatry Evaluation	0.918	0.662	1.275	0.61
Sleep Study	0.772	0.149	4.000	0.76
Advanced Laboratory Testing	0.088	0.022	0.350	0.001*
EKG	0.519	0.123	2.180	0.37

BMI= body mass index (kg/m²); EKG= electrocardiogram; advanced laboratory testing included TSH or H. pylori serology testing; private insurance included non-Medicaid or non-Medicare insurance carriers