Table 2. Clinical and other relevant data of study participants.
| Characteristics | Frequency (%) | |
|---|---|---|
| Cigarette smoking | Yes | 16 (5.1) |
| No | 296 (94.9) | |
| Alcohol consumption | Yes | 125 (40.1) |
| No | 187 (59.9) | |
| Previous history of pneumonia | Yes | 92 (29.5) |
| No | 220 (70.5) | |
| Overcrowded living condition | Yes | 64 (20.5) |
| No | 248 (79.5) | |
| Contact with children | Never | 56 (18.0) |
| Sometimes | 226 (72.4) | |
| Always | 30 (9.6) | |
| Mouth and teeth hygiene | Never | 139 (44.5) |
| Sometimes | 135 (43.3) | |
| Always | 38 (12.2) | |
| Co-morbidities | COPD | 12 (3.9) |
| Asthmatic case | 17 (5.5) | |
| Diabetes mellitus | 5 (1.6) | |
| Heart disease | 16 (5.1) | |
| No co-morbidities | 262 (83.9) | |