Table 2 Prevalences of COPD based on GOLD criteria among those who had respiratory symptoms and physician diagnosed respiratory diseases in the non-smoking population (n = 1496)
Condition | N | COPD* N (%) | No COPD* N (%) |
|---|---|---|---|
Symptoms | |||
Coughing without a cold | 353 | 30 (8.5) | 323 (91.5) |
Coughing on most days for more than 3 months | 74 | 16 (21.6) | 58 (78.4) |
Bring up phlegm when coughing | 487 | 41 (8.4) | 446 (91.6) |
Bring up phlegm when coughing for more than 3 months | 141 | 19 (13.5) | 122 (86.5) |
Wheezing or whistling in chest at any time in the last 12 months | 372 | 44 (11.8) | 328 (88.2) |
Wheezing when there is a cold | 224 | 29 (12.9) | 195 (87.1) |
Wheezing or whistling that caused shortness of breath | 266 | 37 (13.9) | 229 (86.1) |
Diagnosed by a physician | |||
Emphysema | 34 | 06 (17.6) | 28 (82.4) |
Asthma, asthmatic bronchitis, allergic bronchitis | 66 | 13 (19.7) | 53 (80.3) |
Still have Asthma, asthmatic bronchitis, allergic bronchitis | 43 | 09 (20.9) | 34 (79.1) |
Chronic bronchitis | 21 | 05 (23.8) | 16 (76.2) |
Still have chronic bronchitis | 14 | 04 (28.6) | 10 (71.4) |
COPD | 12 | 03 (25.0) | 09 (75.0) |