Table 1.

Odd Ratios (OR) of failure of medical management by patient characteristics: univariate and multivariable logistic regression

Factor	Univariate (unadjusted)		Multivariable (adjusted)
	OR (95% CI)	P values	OR (95% CI)	P values
Sex (F:M)	1.8 (0.6 to 5.5)	0.29	2.6 (0.4 to 15.3)	0.29
Size (large:small)	1.4 (0.4 to 4.3)	0.60	0.9 (0.1 to 5.5)	0.90
Smoker (ever:never)	0.4 (0.1 to 1.2)	0.10	0.4 (0.1 to 2.2)	0.28
Body mass index (kg/m2) (≤18.5:>18.5)	3.1 (0.7 to 13.7)	0.12	2.0 (0.3 to 14.9)	0.50
D1 Air leak≥100 mL/min*	5.2 (1.3 to 20.0)	0.01	5.2 (1.2 to 22.6)	0.03

*Measurement on day 1.