variable

PFS

OS

p value

HR (95% CI)

p value

HR (95% CI)

Age

0.23

0.39 (0.08 - 1.83)

0.76

0.74 (0.10 - 5.21)

Male vs Female

0.85

0.01 (0.00 - 1770)

0.95

0.02 (0.00 - 6158)

Class C vs Class D*

0.24

0.00 (0.00 - 1412)

0.96

0.19 (0.00 - 6158)

Surgery + RT vs RT

0.24

0.00 (0.00 - 1185)

0.96

0.04 (0.00 - 1764)

RT dose ≥54 Gy vs <54 Gy

0.27

0.00 (0.00 - 1170)

0.98

0.34 (0.00 - 6094)