Table 1.
Calculated model parameter values and 95% confidence intervals (in parentheses).
| Data set | Parameter | Logistic | Log-logistic | Poisson | Probit |
|---|---|---|---|---|---|
| RION, twice daily* | D50, Gy | 96.3 (69.8,∞) | 125.2 (71.8, ∞) | 119.0 (75.6, ∞) | 104.4 (71.7, ∞) |
| γ | 1.56 (0.49,3.18) | 0.80 (-0.09,2.38) | 0.93(0.42,1.65) | 1.27(0.47,2.42) | |
| RION, once daily | D50, Gy | 94.2 (80.5,146.8) | 104.7 (82.8,254.2) | 102.0 (83.9,161.9) | 96.7 (81.5,150.0) |
| γ | 1.41 (0.84,2.16) | 0.88 (0.34,1.60) | 0.99 (0.66,1.41) | 1.25 (0.78,1.85) | |
| RIRP, twice daily | D50, Gy | 72.2 (63.9,115.7) | 74.2 (63.8,188.7) | 75.0 (63.6,133.5) | 73.0 (63.8,120.9) |
| γ | 2.16 (0.98,3.97) | 1.66 (0.42,3.47) | 1.51 (0.72,2.73) | 1.91 (0.89,3.43) | |
| RIRP, once daily | D50, Gy | 72.2 (64.0,91.0) | 74.0 (63.1,108.1) | 73.0 (62.9,94.4) | 72.4 (63.9,91.6) |
| γ | 1.20 (0.73,1.80) | 0.84 (0.42,1.40) | 0.96 (0.64,1.34) | 1.12 (0.71,1.62) | |
*Abbreviations: RION - radiation-induced optic neuropathy; RIRP - radiation-induced retinopathy.