N

Minimum

Maximum

Mean

Std. Deviation

Age (year)

50

21

73

45

14

Disease duration (year)

50

1

14

3

1

FEV1/ FVC (predicted% ratio)

50

42

95

78

8.9

FEV1 (predicted%)

50

36

143

89

22.7

FVC (predicted%)

50

38

146

96.3

21.7

MMF (predicted%)

37

14

116

69.4

24

DLCO (predicted%)

49

21

151

86.5

26

DLCO/VA (predicted% ratio)

49

15

124

91

20

FVC/DLCO (predicted% ratio)

49

0.69

3.76

1.2

0.47

6 MWT (meter)

50

180

720

464

105

Before 6MWT sat. (%)

50

90

100

96

2.3

After 6MWT sat. (%)

50

70

100

93

6.5

Borg (Before 6 MWT)

50

0.0

4.0

0.5

0.87

Borg (After 6 MWT)

50

0.0

7.0

1.64

2

sPAP (mmHg)

50

20

75

29

9.5

pH

44

7.37

7.53

7.42

0.02

PCO₂ (mmHg)

44

26

42

34

3.6

PaO₂ (mmHg)

44

45

91

74

11