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Table 1 Baseline characteristics

From: The effects of a physical activity counseling program after an exacerbation in patients with Chronic Obstructive Pulmonary Disease: a randomized controlled pilot study

 

Control group (N = 15)

Intervention group (N = 15)

P-value

Demographic characteristics

  

 Age (years)

68 ± 6

66 ± 7

0.34

 BMI (kg/m2)

29 ± 5

25 ± 9

0.20

 Gender (male (N (%))

9 (60)

8 (53)

0.71

Pulmonary function

  

 FEV1 (% predicted)

48 ± 18

38 ± 17

0.11

 Tiffeneau Index (%)

47 ± 13

41 ± 14

0.28

Peripheral muscle strength

  

 QF (Nm)

112 ± 28

84 ± 42

0.05

 QF (% predicted)

85 ± 43

71 ± 38

0.38

Functional exercise capacity

  

 6MWD (meter)

317 ± 95

235 ± 134

0.07

 6MWD (% predicted)

53 ± 16

36 ± 18

0.01

 Stops during 6MWD (amount)

0.66 ± 0.62

1.23 ± 0.92

0.15

 Duration of stops (s)

38 ± 48

81 ± 61

0.08

Physical activity

 

 PAsteps (amount/day)

1557 ± 1319

1644 ± 2751

0.93

 PAwalk (minutes/day)

20 ± 17

22 ± 35

0.90

 PAint (m/s2)

1.34 ± 0.50

1.46 ± 0.25

0.50

Questionnaires

 

 mMRC (points)

2 [2–3]

3 [2–3]

0.39

 CAT (points)

19 [15–22]

25 [13–28]

0.42

  1. BMI body mass index, FEV 1 forced expiratory volume in 1 s, QF quadriceps strength, 6MWD six minutes walking distance, PAsteps daily amount of steps, PAwalk daily walking time, PAint movement Intensity during walking, mMRC modified medical research council dyspnea scale, CAT COPD assessment test. Data are expressed as mean ± SD, median [IQR] or as N (%). p < 0.05