Table 1. Parameter estimates, hazard ratios with 95% confidence interval, and p-values for main Cox proportional hazards model in Fig 2D.

Variable	Estimate	Hazard Ratio (95% CI)	P-value
sexM	-0.17	0.84 (0.80, 0.89)	<0.001
Fractions	0.002	1.00 (1.001, 1.003)	0.001
Total dose	16.61	1.64E7 (8.2E6, 3.3E7)	<0.001
First irrad	-0.002	0.998 (0.996 1.00)	0.137
Fractions:Total dose	-0.109	0.89664 (0.88, 0.91)	<0.001