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Table 2 Summary Statistics for Physical Activity, Activity Space and Other Outcome Measures at Baseline

From: Physical activity and activity space in patients with pulmonary fibrosis not prescribed supplemental oxygen

 

N

Mean ± SD

Median (IQR)

Accelerometer Measures

 % Day Sedentary

193

66.2 ± 9.1%

65.5%(59.8-73.0)

 % Day MVPA

193

9.4 ± 5.3%

9.3%(5.3-12.3)

 Steps Per Day

193

7644 ± 2702

7497(5766-9261)

GPS Measures

 SDE (km2)

194

2319.4 ± 13,205.9

86.7(20.2-377.5)

 RNB (km2)

194

44.7 ± 78.9

22.4(11.2-43.6)

Pulmonary Physiology*

 FVC%

154

73.9 ± 15.4

74.0(63.0-83.0)

 DLCO%

142

62.9 ± 14.9

61.5(52.0-74.0)

UCSD Questionnaire

186

25.5 ± 19.5

22.0(9.0-36.0)

FSS Questionnaire

188

32.3 ± 16.1

31.3(18.0-45.5)

LCQ Questionnaire

 Physical

187

5.5 ± 1.1

5.8(4.9-6.5)

 Psychological

187

5.7 ± 1.3

6.1(5.0-6.9)

 Social

184

5.7 ± 1.4

6.3(5.0-6.9)

 Total

184

17.0 ± 3.6

18.2(15.0-19.8)

SF-36

 PF

188

40.2 ± 10.2

40.4(32.0-48.8)

 RP

188

41.2 ± 12.1

42.1(28.0-56.2)

 BP

188

50.0 ± 9.8

50.8(41.8-55.9)

 GH

188

40.1 ± 10.2

39.2(32.2-48.1)

 SF

188

47.8 ± 10.5

51.7(40.9-57.1)

 VT

188

47.4 ± 11.1

49.1(39.6-56.2)

 RE

188

44.9 ± 12.9

55.3(34.3-55.3)

 MH

187

51.3 ± 9.3

55.0(45.9-57.3)

 Physical Composite

187

40.9 ± 9.5

42.0(33.3-47.7)

 Mental Composite

187

50.7 ± 10.7

53.2(43.9-59.7)

  1. Footnote: MVPA = moderate to vigorous physical activity; GPS = global positioning system; SDE = standard deviational ellipse; RNB = road network buffer; FVC% = percent predicted forced vital capacity; DLCO% = percent predicted diffusion capacity of the lung for carbon monoxide; UCSD = University of California San Diego Shortness of Breath Questionnaire; FSS = Fatigue Severity Survey; LCQ = Leicester Cough Questionnaire; SF-36 = Medical Outcomes Study Short-Form 36-item Questionnaire; PF = Physical Functioning; RP = Role Physical; BP = Bodily Pain; GH = General Health; SF = Social Functioning; VT = Vitality; RE = Role Emotional; MH = Mental Health:*performed within 180 days of enrollment