Table 3

Univariable and multivariable regression for presence of obesity on problem list (N=372)

ParameterUnivariableMultivariable
OR (95% CI)P valueOR (95% CI)P value
Age (categorical)0.69 (0.57, 0.84)<0.0010.71 (0.51, 0.98)0.04
BMI at index visit (kg/m²)
 Class I (reference)
 Class II3.21 (1.80, 5.73)<0.0012.31 (1.19, 4.51)0.01
 Class ≥III7.55 (4.32, 13.20)<0.0015.77 (2.96, 11.25)<0.001
Race
 White (reference)
 Black1.10 (0.55, 2.18)0.80
 Other0.83 (0.21, 3.39)0.80
Ethnicity
 Non-Hispanic (reference)
 Hispanic1.40 (0.33, 5.95)0.65
ASA status
 I/II (reference)
 III/IV1.84 (1.02, 3.32)0.041.54 (0.76, 3.12)0.23
Tobacco use
 Never (reference)
 Current1.53 (0.55, 4.26)0.41
 Former0.86 (0.51, 1.44)0.57
Insurance
 Private (reference)
 Medicare0.57 (0.37, 0.87)0.010.85 (0.43, 1.69)0.64
 Medicaid1.21 (0.11, 13.68)0.880.25 (0.02, 3.21)0.29
 Uninsured0.61 (0.08, 4.42)0.620.81 (0.08, 8.09)0.86
 Other1.21 (0.11, 13.68)0.880.95 (0.06, 15.25)0.97
Chronic conditions (n)
 1 (reference)
 20.91 (0.34, 2.45)0.850.63 (0.17, 2.40)0.50
 3+1.54 (0.67, 3.55)0.311.31 (0.39, 4.38)0.66
Charlson Comorbidity Index0.98 (0.90, 1.06)0.61
Marital status
 Single (reference)
 Married0.79 (0.45, 1.39)0.42
 Widowed0.80 (0.35, 1.83)0.60
 Divorced1.43 (0.67, 3.04)0.35
 Other1.51 (0.13, 17.54)0.74
Distance from VUMC (miles)1.00 (1.00, 1.00)0.89
Provider
 A (reference)
 B1.48 (0.58, 3.80)0.412.21 (0.70, 7.03)0.18
 C1.24 (0.48, 3.24)0.651.53 (0.48, 4.87)0.47
 D1.91 (0.70, 5.24)0.212.76 (0.80, 9.50)0.11
 E2.98 (1.13, 7.88)0.035.06 (1.52, 16.90)0.01
 F1.00 (NA)NA
 G2.81 (1.07, 7.38)0.043.91 (1.19, 12.80)0.02
  • ASA, American Society of Anesthesiology; BMI, body mass index; CI, confidence interval; NA, not available; OR, odds ratio; VUMC, Vanderbilt University Medical Center.