Table 2.
Prevalence of refractive error with regard to some selected characteristics.
| Characteristic | Students with RE | p-value* | |
|---|---|---|---|
| N (%) | 95% CI | ||
| Overall Prevalence | 87(22.0) | (18.2-26.4) | – |
| Place of residence | – | – | 0.047 |
| Rural | 67(24.6) | (19.9-30.1) | |
| Urban | 18(15.5) | (10.1-23.2) | |
| Age group (years) | – | – | 0.640 |
| 6-8 | 31(23.8) | (17.4-31.9) | |
| 9-11 | 43(21.1) | (16.1 -27.2) | |
| 12-14 | 9(17.6) | (9.6-30.3) | |
| Mother’s education status | – | – | 0.168 |
| Illiterate | 7(10.3) | (5.1-19.8) | |
| Basic education | 46(23) | (17.7-29.3) | |
| University and above | 31(25.4) | (18.5-33.8) | |
| Father’s education status | – | – | 0.316 |
| Illiterate | 6(19.4) | (9.3-36.4) | |
| Basic education | 45(19.8) | (15.2-25.5) | |
| University and above | 34(25.4) | (18.8-33.4) | |
| Monthly income (SAR) | – | – | 0.389 |
| Less than 5,000 | 20(17.4) | (11.6-25.4) | |
| 5,000-10,000 | 28(26.4) | (19-35.6) | |
| More than 10,000 | 36(23.8) | (17.8-31.3) | |
| Grades | – | – | 0.737 |
| First | 15(26.8) | (17-39.7) | |
| Second | 12(21.4) | (12.7-33.9) | |
| Third | 12(16.2) | (9.6-26.3) | |
| Fourth | 16(20.5) | (13.1-30.8) | |
| Fifth | 16(25.4) | (16.3-37.4) | |
| Sixth | 13(21) | (12.7-32.7) | |
• Based on chi-squared test