From: Generalized log-logistic proportional hazard model with applications in survival analysis
 | Generalized log-logistic | Weibull | Piecewise-constant | |||
---|---|---|---|---|---|---|
 | (AIC =8699.61) | (AIC =8699.26) | (AIC =8711.61) | |||
Parameter | Estimate | SE | Estimate | SE | Estimate | SE |
β 0 | −3.1615 | 0.4411 | −2.9477 | 0.3898 | − | − |
β 1 | 0.3690 | 0.1575 | 0.3727 | 0.1576 | 0.3647 | 0.1573 |
β 2 | −0.3647 | 0.2583 | −0.3619 | 0.2591 | −0.3364 | 0.2585 |
β 3 | 0.3372 | 0.1556 | 0.3455 | 0.1555 | 0.3329 | 0.1555 |
β 4 | −0.2824 | 0.0382 | −0.2784 | 0.0378 | −0.2860 | 0.0382 |
logκ | 0.3838 | 0.7709 | 0.2377 | 0.0732 |  |  |
logγ | −2.8874 | 0.1333 |  |  |  |  |