Table 1: Baseline characteristics.

- Nintedanib
(n=56)
Placebo
(n=57)
Male, n (%) 45 (80.4) 37 (64.9)
Age, years, mean (SD) 68.8 (7.6) 66.2 (9.4)
Race, n (%) - -
White 54 (96.4) 54 (94.7)
Asian 2 (3.6) 3 (5.3)
Time since diagnosis of IPF, years, mean (SD) 1.5 (1.4) 1.5 (1.4)
Smoking status, n (%) - -
Never 14 (25.0) 17 (29.8)
Former 41 (73.2) 40 (70.2)
Current 1 (1.8) 0 (0.0)
Body mass index, kg/m2, mean (SD) 29.4 (3.8) 30.3 (5.4)
FVC, mL, mean (SD) 2997 (831) 2921 (834)
FVC, % predicted, mean (SD) 78.0 (17.4) 78.1 (19.4)
DLco, % predicted, mean (SD) 53.6 (13.6) 52.5 (14.7)
QLF score, %, mean (SD)* 12.7 (7.9) 13.6 (8.1)
QLF score, mL, mean (SD)* 536 (316) 518 (262)
6MWD, m, mean (SD) 345 (141) 348 (146)
Oxygen saturation nadir during 6MWT, %,
mean (SD)
89.6 (2.7) 89.7 (2.7)
Delta desaturation, %, mean (SD) 6.2 (3.5) 6.3 (3.5)
Velocity during 6MWT, m/min, mean (SD) 57.6 (23.5) 58.0 (24.4)
SGRQ total score, mean (SD) 35.8 (17.5) 44.4 (18.5)
UCSD-SOBQ total score, mean (SD) 25.4 (19.9) 42.3 (24.6)

*n=42 and n=45 in the nintedanib and placebo groups, respectively. Resting SpO2 minus lowest SpO2 during 6MWT. n=54 and n=55 in nintedanib and placebo groups, respectively. 6MWD, six-minute walk distance; 6MWT, six-minute walk test; DLco, diffusing capacity of the lung for carbon monoxide; FVC, forced vital capacity; IPF, idiopathic pulmonary fibrosis; QLF, quantitative lung fibrosis; SGRQ, St George’s Respiratory Questionnaire; UCSD-SOBQ, University of California San Diego Shortness of Breath Questionnaire.