Research Article
Application of Cox Proportional Hazards Model in Case of Tuberculosis Patients in Selected Addis Ababa Health Centres, Ethiopia
Table 6
Result of partial likelihood ratio test for the contribution of the interaction effect.
| Model fit statistics | Interactions | with main effects only | with main and interaction effects | - () | Sig. |
| Age, TBC | 1368.802 | 1368.189 | 0.613 | Do not reject | Age, HIV | 1353.644 | 1345.312 | 8.332 | Reject | TBC, HIV | 1353.368 | 1350.085 | 3.283 | Do not reject |
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