Table 3.

A multivariate analysis of 7 factors from all (277) patient data and their relationship to patient prognoses (OS)

Factors	Groups	P values	Exp (95%CI)
Age	65 or less versus others	0.466
Side	Right versus others	0.449
pre-KPS	70 or more versus others	0.093
EOR	GTR versus others	0.000	2.14 (1.57–2.92)
p53	Negative/wild versus others	0.108
RT	Proton therapy versus others	0.025	1.60 (1.06–2.40)
Combination therapy	Immunotherapy versus others	0.003	1.89 (1.23–2.88)