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Table 1 Baseline characteristics

From: Changes in the endurance shuttle walk test in COPD patients with chronic respiratory failure after pulmonary rehabilitation: the minimal important difference obtained with anchor- and distribution-based method

 

(n = 55)

Age, y

62.0 (9)

BMI, kg/m2

27.5 (6.1)

FEV1,l

0.84 (0.34)

FEV1 %pred, %

31.1 (12.0)

FEV1/FVC, %

31.8 (9.2)

TLC, l

7.27 (1.41)

RV/TLC, %

63.9 (9.1)

PO2, kPa

8.14 (1.18)

PCO2, kPa

6.85 (0.73)

Wpeak, W

28.1 (18.5)

VO2 peak, ml/min

250 (56)

ISWT, m

160 (40–450)

ESWT, m

240 (40–1160)

ESWT, s

257 (81–1220)

6MWD, m

315 (80–615)

CRQ total

80.3 (17.8)

CRQ dyspnoea

16.7 (4.8)

CRQ fatigue

13.68 (4.5)

CRQ emotion

31.5 (7.9)

CRQ mastery

18.4 (5.0)

  1. Values or expressed as mean (SD) or median (range). BMI: body mass index; FEV1: forced expiration volume in 1 second; FVC: forced vital capacity; TLC: total lung capacity; RV: residual volume; Wpeak: peak work rate; ISWT: incremental shuttle walk test; ESWT: endurance shuttle walk test; 6MWD: six minute walking distance; CRQ: Chronic Respiratory Questionnaire.
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Respiratory Research

ISSN: 1465-993X

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