Table 1 Clinical Characteristics of the subjects in the study cohort

Subjects examined (nM/nF)

9 M/2 F

11 M/1 F

13 M

6 M/5 F

4 M/2 F

Age, yrs

62 ± 9

66 ± 8

63 ± 8

62 ± 14

56 ± 6

Smoking history, pk-yrs

46 ± 28

50 ± 19

44 ± 23

-

-

FEV₁, % pred

33 ± 9 †‡

68 ± 9‡

100 ± 10

106 ± 17

-

FEV₁/FVC (%)

36 ± 11 †‡

64 ± 5‡

77 ± 7

79 ± 4

-

PaO₂, mmHg

65 ± 14 †‡

81 ± 6

87 ± 8

82 ± 4

-

PaCO₂, mmHg

40 ± 6

41 ± 4

40 ± 11

38 ± 3

-