From: With or without reirradiation in advanced local recurrent nasopharyngeal carcinoma: a case–control study
Aggressive treatment group
Conservative treatment group
Death
No. of patients (%)
Total
22
Local failure
4(18.2)
13(59.1)
Distant metastasis
3(13.6)
Radiation injuries
0(0)
Others
2(9.1)
6(27.3)