| Variables | Cox pH ( =1148) | Weibull AFT ( =1148) |
| | HR (95% CI) | TR (95% CI) | Age | 0.970 (0.916, 1.027) | 1.016 (0.983, 1.050) | College (reference: agriculture) | Burie Campus | 2.720 (1.735, 4.264) | 0.561 (0.432, 0.729) | BE | 1.916 (1.122, 3.010) | 0.696 (0.536, 0.905) | Health science | 2.922 (1.850, 4.614) | 0.543 (0.416, 0.708) | IEBS | 1.771 (1.031, 3.041) | 0.711 (0.519, 0.974) | Law | 2.406 (1.330, 4.351) | 0.603 (0.427, 0.852) | Medicine | 2.254 (1.063, 4.783) | 0.627 (0.404, 0.972) | NCS | 2.019 (1.257, 3.243) | 0.666 (0.505, 0.877) | SSH | 1.524 (0.903, 2.571) | 0.779 (0.575, 1.056) | Technology | 0.951 (0.617, 1.466) | 1.039 (0.808, 1.336) | CGPA (reference: 2.00-2.74) | | 2.75-3.24 | 1.118 (0.887,1.410) | 0.930 (0.813, 1.064) | 3.25-3.74 | 1.571 (1.080, 2.286) | 0.762 (0.613, 0.948) | 3.75-4.00 | 1.718 (1.277, 2.310) | 0.715 (0.601, 0.850) | Region (reference: Addis Ababa) | Amhara | 0.439 (0.317, 0.608) | 1.611 (1.333, 1.947) | Oromia | 0.477 (0.331, 0.687) | 1.535 (1.242, 1.898) | SNNP | 0.533 (0.373, 0.760) | 1.430 (1.163, 1.757) | Tigray | 0.491 (0.244, 0.986) | 1.503 (1.003, 2.255) | Other | 0.536 (0.295, 0.973) | 1.416 (1.001, 2.002) | Father education (reference: not educated) | Primary education | 1.070 (0.857, 1.336) | 0.958 (0.842, 1.090) | Secondary and above | 1.305 (1.037, 1.643) | 0.857 (0.750, 0.980) | Preferred field (reference: yes) | No | 1.175 (0.893, 1.546) | 0.923 (0.787, 1.082) | Public advertisement (reference: no) | Yes | 0.773 (0.630, 0.949) | 1.157 (1.027, 1.304) | Through relation (reference: no) | Yes | 0.813 (0.642, 1.029) | 1.127 (0.982, 1.293) | Own business (reference: no) | | Yes | 2.128 (1.374, 3.295) | 0.652 (0.505, 0.842) | The internship did (reference: yes) | No | 0.511 (0.415, 0.629) | 1.476 (1.306, 1.669) | Constant | | 11.106 (4.906, 25.141) | Scale | | 0.582 | Chi2 | | 273.269 | Likelihood ratio test | 268.9 | | Wald test | 277.8 | | Score (log-rank) test | 305.1 | |
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