Sample approached
| Reason for non-response | Number |
|---|---|
| Total number approached | 307 |
| Non-responders reasons for non-response | |
| Unwilling | 3 |
| Language difficulty | 3 |
| Refusal of companion to leave | 1 |
| Altered mental status | 12 |
| Too ill | 7 |
| Known to interviewer | 3 |
| Not approached (missed) | 3 |
| Second attendance (excluded) | 5 |
| Total non-responders/excluded | 37 |
| Responders | 270 |
| Complete data | 256 |
| Incomplete data | 14 |