| Predictor |
| Age < 60 years | Age ≥ 60 years | Total | P value |
| Residence | New Karu L.G. A | 333 (84.5%) | 61(15.5%) | 394 (100.0%) | 0.007 |
|
| Others | 118 (74.7%) | 40 (25.3%) | 158 (100.0%) |
|
|
| Total | 451 (81.7%) | 101 (18.3%) | 552 (100.0%) |
|
| X2 = 7.296 |
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