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Table 2 Summary statistics of EQ-5D utilities and CAT scores

From: Mapping analysis to estimate EQ-5D utility values using the COPD assessment test in Korea

Variable

Mean

SD

EQ-5D utility

0.83

(0.15)

Total CAT score

16.38

(8.96)

 Q1: cough

1.68

(1.38)

 Q2: phlegm

2.13

(1.42)

 Q3: chest tightness

1.59

(1.43)

 Q4: breathlessness

3.23

(1.46)

 Q5: home activities

1.81

(1.62)

 Q6: leaving home

1.82

(1.68)

 Q7: sleep

1.74

(1.58)

 Q8: energy

2.38

(1.38)

  1. The EQ-5D utility scores were calculated using the equation from Lee et al. [7]. Eight each CAT item is scored on a scale of 0–5, and the total CAT score ranges from 0 to 40
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Health and Quality of Life Outcomes

ISSN: 1477-7525

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