From: Fractionated stereotactic radiotherapy for 136 patients with locally residual nasopharyngeal carcinoma
Covariate
B
HR
P value
95% CI
Overall survival
Age
0.655
1.926
0.034
1.049-3.536
T stage at diagnosis
0.698
2.009
0.033
1.058-3.814
Disease free survival
0.646
1.907
0.043
1.019-3.570