Baseline

Characteristic

N (%)

GOLD Stage

P-value†

1

2

3

4

Number of PFTs

98 (29.6%)

150 (45.3%)

60 (18.1%)

23 (7.0%)

-

Male

66 (67.4%)

95 (63.3%)

35 (58.3%)

20 (87.0%)

0.09

Age, years (mean ± SD)

59.7 ± 10.4

57.9 ± 10.7

57.2 ± 10.4

54.9 ± 9.3

0.17

BMI, kg/m²

(mean ± SD)

26.5 ± 5.1

28.9 ± 7.3

29.2 ± 9.8

22.9 ± 4.9

<0.001

Race

White

Hispanic

Black

Asian

Other

21 (21.4%)

41 (41.8%)

19 (19.4%)

16 (16.3%)

1 (1.0%)

32 (21.3%)

70 (46.7%)

31 (20.7%)

14 (9.3%)

3 (2.0%)

15 (25.0%)

21 (35.0%)

14 (23.3%)

10 (16.7%)

0

4 (17.4%)

7 (30.4%)

7 (30.4%)

5 (21.7%)

0

0.63