Table 1 Demographic and clinical characteristics of the non-COPD participants
From: Derivation of normative data for the COPD assessment test (CAT)
Age group, years | |
|---|---|
40-49 | 26 (5.2) |
50-59 | 92 (18.4) |
60-69 | 184 (36.8) |
70-79 | 160 (32) |
> = 80 | 38 (7.6) |
Gender | |
Male (M) | 240 (48) |
Female (F) | 260 (52) |
Occupation | |
Retired | 307 (61.4) |
Full-time | 105 (21) |
Part-time | 57 (11.4) |
Disability | 14 (2.8) |
Unemployed and homemaker | 17 (3.4) |
Smoking status | |
Never smoker | 246 (49.2) |
Ex-smoker | 221 (44.2) |
Current smoker | 33 (6.6) |
Comorbidities | |
Hypertension | 98 (19.6) |
Diabetes | 54 (10.8) |
Asthma | 31 (6.2) |
Cardiac disease | 78 (15.6) |
Musculoskeletal disease | 181 (36.2) |
SF-36 scores (Mean, SD) | |
Physical component scale, M and F | 50.95 (8.47) and 51.6 (8.73) |
Mental component scale, M and F | 50.65 (8.62) and 50.95 (9.82) |
Spirometric measures (Mean, SD) | |
FEV1/FVC ratio | 77.14 (4.86) |
FEV1 %predicted | 99.38 (16.88) |