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Table 3 Results of the 6 minute walk test (6MWT) in the study population (n = 25) in total as well as divided in groups based on the MRC score (0-1, 2, 3-4).

From: MRC chronic Dyspnea Scale: Relationships with cardiopulmonary exercise testing and 6-minute walk test in idiopathic pulmonary fibrosis patients: a prospective study

    

MRC

 

Total

0-1

2

3-4

 

N

Mean

SD

N

Mean

SD

N

Mean

SD

N

Mean

SD

Distance

25

326.40

153.06

10

462.60

85.18

8

278.50

123.59

7

186.57

90.68

1SPO2 at the initiation %

25

94.84

2.23

10

96.60

1.51

8

93.63

1.51

7

93.71

2.29

1SPO2 at the end %

25

87.64

5.61

10

92.60

4.06

8

84.63

3.78

7

84.00

4.00

2DSPO2

25

7.20

4.29

10

4.00

3.89

8

9.00

3.55

7

9.71

2.75

PULSE at the initiation

25

80.16

13.75

10

76.00

13.46

8

83.00

17.21

7

82.86

9.53

PULSE at the end

24

104.25

17.15

9

105.89

18.59

8

102.75

19.89

7

103.86

14.09

3BP Systolic (mmHg)

25

123.60

12.71

10

128.00

8.88

8

119.38

14.74

7

122.14

14.68

3BP Diastolic (mmHg)

25

76.00

6.45

10

78.50

4.12

8

75.00

9.26

7

73.57

4.76

BORG scale at the initiation

25

0.18

0.35

10

0.10

0.32

8

0.19

.37

7

0.29

0.39

BORG scale at the end

25

2.02

1.75

10

1.20

0.89

8

2.38

1.77

7

2.79

2.34

  1. All values are shown as mean ± standard deviation (SD)
  2. 1 SPO2 oxygen saturation
  3. 2 DSPO2 Difference of saturation between the end and the initiation of the test
  4. 3 BP Blood pressure