. 2013 Jan 17;144(1):226–233. doi: 10.1378/chest.12-0587

Table 3.

—Multivariable Analysis of Risk Factors for BOS

Risk Factors	HR (95% CI)	P Value
Pretransplant HLA-antibody positive	1.26 (0.82-1.94)	.30
Bilateral transplant	0.43 (0.22-0.81)	.01
PGD grade 3 at 72 h	1.49 (0.89-2.50)	.13
ARR^a	1.92 (1.19-3.08)	.007
Detection of HLA antibodies^a	1.54 (1.03-2.29)	.04

See Table 1 and 2 legends for expansion of abbreviations.

Events considered before the development of BOS and in a time-dependent manner.