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Demographic features of patients
| Parameters | n=274 ave±SD, n (%) |
|---|---|
| Age (year) | 52.10±9.41 |
| Marital status | |
| Married | 219 (79.9) |
| Single | 12 (4.4) |
| Divorced | 8 (2.9) |
| Widow | 35 (12.8) |
| Educational status | |
| Illiterate | 69 (25.2) |
| Just literate | 36 (13.1) |
| Primary school graduates | 130 (47.4) |
| Secondary school graduates | 18 (6.6) |
| High school graduates | 19 (6.9) |
| College/university graduates | 2 (0.7) |
| Dominant hand | |
| Right | 264 (96.4) |
| Left | 10 (3.6) |
ave±SD: average±standard deviation
