. 2014 Nov 20;147(6):1558–1565. doi: 10.1378/chest.14-1543

TABLE 2 ] .

Univariate and Multivariate Survival Analysis after LT comparing HP to IPF

Variable	HR	95% CI	P Value
Univariate analyses
Diagnosis of HP	0.25	0.09-0.71	.009^a
Male sex	1.28	0.64-2.54	.488
Bilateral LT	0.33	0.18-0.61	< .001^a
BMI, per 5 units	1.63	1.10-2.42	.016^a
Age, per 5 y	1.29	1.05-1.58	.016^a
Creatinine, per 0.1 mg/dL	1.20	1.07-1.34	.002^a
Ever smoker	1.21	0.66-2.24	.534
Acute rejection (at least one treated episode in first year after LT)	1.49	0.80-2.80	.209
Multivariate analyses^b
Diagnosis HP	0.25	0.08-0.74	.013^a
Bilateral LT	0.32	0.16-0.64	.001^a
BMI, per 5 units	1.79	1.17-2.73	.080
Age, per 5 y	1.17	0.95-1.45	.151
Creatinine level, per 0.1 mg/dL	1.13	1.00-1.28	.059
Acute rejection	0.73	0.35-1.49	.385

HR = hazard ratio. See Table 1 legend for expansion of other abbreviations.

Statistically significant at P ≤ .05.

The multivariate analysis includes all of the variables listed under that subheading.