Table 5.

Maximum Likelihood Estimation of Overall Survival According to Primary Score Distribution in the Validation Cohort

Primary Score	Hazard Ratio	95% CI	p Values
0	1	—	—
0.5	6.54	1.46–29.37	0.01
1	5.02	1.56–16.19	<0.01
1.5	9.28	2.92–29.47	<10–3
2	9.72	2.94–32.09	<10–3
2.5	13.76	3.94–48.02	<10–4
3	28.36	7.01–114.79	<10–4

CI, confidence interval.