Variable

Levels

Odds Ratio (95% CI)

P-value²

Insurance

Private vs Medicare

0.448 (0.24 - 0.82)

0.0245

Private vs Medicaid

1.137 (0.66 - 1.95)

Private vs Self-Pay

0.875 (0.51 - 1.51)

Medicare vs Medicaid

2.54 (1.35 - 4.78)

Medicare vs Self-Pay

1.953 (1.03 - 3.7)

Medicaid vs Self-Pay

0.769 (0.43 - 1.37)

Fellow

Yes vs No

1.912 (1.13 - 3.24)

0.0158

Tobacco use

Current vs Not current

2.362 (1.37 - 4.06)

0.0019