Table 4 Distribution of the two studied groups according to the disease severity
From: Pattern of chronic obstructive pulmonary diseases in Nasser Institute, Egypt
FEV1 (%pred. post) | Inpatients (n = 90) | Outpatients (n = 110) | ||
|---|---|---|---|---|
No | % | No | % | |
Mild: FEV1 ≥ 80% predicted | 0 | 0.0 | 0 | 0.0 |
Moderate: 50% ≤ FEV1 < 80% predicted | 22 | 24.4 | 47 | 42.7 |
Severe: 30% ≤ FEV1 < 50% predicted | 46 | 51.1 | 41 | 37.2 |
Very severe: FEV1 < 30 predicted | 22 | 24.4 | 22 | 20 |