Table 2 Baseline clinical characteristics (at pre-rehabilitation assessment)

Age (years)

111

68.7

8.3

49

86

451

69.7

8.9

45

92

0.3

Body mass index (kg/m2)

111

25.4

5.6

14.0

44.0

421

27.5

6.5

12.5

66.2

0.001*

FEV1 (litres)

111

1.1

0.4

0.3

2.6

416

1.2

0.5

0.3

3.0

0.03*

Actual FEV1 as a proportion of predicted FEV1 (%)

111

45.1

16.3

16.8

89.8

417

48.3

16.6

15.0

117.0

0.07

FVC (litres)

111

2.7

0.9

1.2

5.3

415

2.4

0.8

0.9

6.5

0.002*

Actual FVC as a proportion of predicted FVC (%)

111

86.7

19.3

50.8

137.5

412

79.4

18.1

28.0

136.0

<0.001*

Relaxed vital capacity (litres)

111

2.7

0.9

1.4

5.1

398

2.5

0.8

0.7

6.1

0.04*

FEV1/FVC

111

0.4

0.1

0.2

1.0

412

0.5

0.1

0.2

0.9

<0.001*

n

%

n

%

Gender

Female

49

44

219

49

0.5

Male

62

56

231

51

Total

111

100

450

100

MRC breathlessness grade

1

-

-

8

2

<0.001*

2

-

-

68

16

3

38

34

169

40

4

37

33

132

32

5

36

32

41

10

Total

111

100

418

100