| Variables | CKD (n = 42) | No CKD (n = 360) | p value | Overall |
| Gender | ||||
| Males | 31% (13) | 30.6% (110) |
| 30.6% (123) |
| Females | 69% (29) | 69.4% (250) | 0.9579 | 69.4% (279) |
| Age (years) | ||||
| Less than 20 | 0% (0) | 0.8% (3) | 0.5526 | 0.7% (3) |
| [20 - 30] | 0% (0) | 5% (18) | 0.1382 | 4.5% (18) |
| [30 - 40] | 9.5% (4) | 17.5% (63) | 0.1893 | 16.7% (67) |
| [40 - 50] | 21.4% (9) | 35.8% (129) | 0.0628 | 34.3% (138) |
| [50 - 60] | 35.7% (15) | 29.7% (107) | 0.4241 | 30.3% (122) |
| 60 and over | 33.3% (14) | 11.1% (40) | 0.0001 | 13.4% (53) |
| Marital status | ||||
| Single | 69% (29) | 72.8% (262) | 0.3547 | 72.4% (291) |
| Married | 4.8% (2) | 9,4% (34) | 0.3145 | 9% (36) |
| Divorced | 2.4% (1) | 3.6% (13) | 0.6807 | 3.5% (14) |
| Widower | 23.8% (10) | 14.2% (51) | 0.0993 | 15.2% (61) |
| Employment status | ||||
| Private sector | 69% (29) | 64.4% (232) | 0.5541 | 64.9 % (261) |
| Retired | 7.1% (32) | 4.2% (15) | 0.3775 | 4.5% (18) |
| Public sector | 0% (0) | 18.3% (66) | 0.0024 | 16.4% (66) |
| unemployed | 23.8% (10) | 13.1 % (47) | 0.0078 | 14.1 %(57) |
| Educational status | ||||
| Illiterate | 50% (41) | 37.2% (132) | 0.0001 | 38.5 % (155) |
| Primary school | 26.2% (11) | 31.4% (113) | 0.49 | 30.8% (124) |
| Secondary school | 21.4% (9) | 21.9% (79) | 0.94 | 21.9% (88) |
| University level | 2.4% (1) | 9.4% (34) | 0.13 | 8.7% (35) |
| Economic status | ||||
| Low | 2.4% (1) | 7.5% (27) | 0.22 | 7% (28) |
| Middle | 97.6% (41) | 89.7% (323) | 0.098 | 90.5% (364) |
| High | 0% (0) | 2.8% (10) | 0.27 | 2.5% (10) |