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Table 3 Anchor-based MID of ESWT (s and %) using CRQ and 6MWD

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

 

anchor

MID ESWT

95% CI

MID ESWT (s)

Wpeak

198.9

163.7–234.1

 

CRQ

186.4

147.4–225.4

 

6MWD

199.1

153.3–245.0

MID ESWT (%)

Wpeak

81.2

65.3–97.0

 

CRQ

75.9

59.2–92.6

 

6MWD

82.2

63.5–100.9

MID ESWT (m)

Wpeak

163.6

129.1–198.2

 

CRQ

153.7

115.6–191.8

  1. Wpeak: peak work rate; CRQ: Chronic Respiratory Questionnaire; 6MWD: six minute walking distance; ΔESWT: change in endurance shuttle walking test.
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Respiratory Research

ISSN: 1465-993X

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