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Table 4 Patient-reported psychosocial variables assessed by the questionnaires CRQ. HADS, CAT, MRC and self-rated health

From: Characteristics and health related quality of life in a population with advanced chronic obstructive pulmonary disease, a cross-sectional study

Questionnaires

Mean ± SD

N (%)

Range

Quality of life according to CRQ (n = 201a)

 CRQ-D

4.21 ± 1.44

 

1–7

 CRQ-M

4.88 ± 1.32

 

1–7

 CRQ-E

4.81 ± 1.24

 

1–7

 CRQ-F

3.93 ± 1.30

 

1–7

Depression and anxiety according to HADS (n = 194a)

 HADS-A

5.07 ± 3.92

 

0–17

 HADS-D

5.77 ± 3.89

 

0–19

Quality of life according to CAT (n = 225a)

 CAT

18.41 ± 6.68

 

2–38

Functional dyspnoea according to MRC (n = 209a)

 MRC

3.35 ± 1.12

 

1–5

Self-rated health (n = 183a)

 Very good

 

12 (6.6)

 

 Good

 

22 (12.0)

 

 reasonable

 

93 (50.8)

 

 Bad

 

45 (24.6)

 

 Very bad

 

11 (6.0)

 
  1. CRQ domain scores with values from 1 (largest impairment) to 7 (no impairment). Each HADS subscale scores with values from 0 to 21 (high score corresponds to level of symptoms). CAT scores from 0 to 20 (high scores correspond to level of impairment). MRC scores from 1 to 5 (high score correspond to high intensity of dyspnea). aThe actual number included in the analysis.