Table 1 Distribution of the two studied groups according to smoking
From: Pattern of chronic obstructive pulmonary diseases in Nasser Institute, Egypt
Inpatients (n = 90) | Outpatients (n = 110) | |||
|---|---|---|---|---|
No | % | No | % | |
Smoking | ||||
Never smoking | 10 | 11.1 | 28 | 25.4 |
Current smoker | 37 | 41.1 | 46 | 41.8 |
Ex-smoker | 43 | 47.7 | 36 | 32.2 |