TABLE 1

Profiles of control donor, idiopathic pulmonary fibrosis (IPF) and acute lung injury (ALI) patient cohorts used in the study

IPF (n=36)ALI (n=11)Control (n=19)p-value
Male28 (77.8%)5 (45.5%)10 (52.6%)0.056
Age years64 (60–66)*43.5±16.9 (n=10)33.2±25.60.001
Race0.582
 White30 (83.3%)10 (90.9%)15 (78.9%)
 African American3 (8.3%)1 (9.1%)3 (10.5%)
 Asian3 (8.3%)00
 Other000
 Unknown000
Smoke exposure22 (61.1%)3 (27.3%)6 (31.6%)<0.001

Data are presented as median (interquartile range) or mean±sd, unless otherwise stated. *: p<0.05 between IPF and control and IPF and ALI groups.