From: Comparing the 7th and 8th editions of UICC/AJCC staging system for nasopharyngeal carcinoma in the IMRT era
Characteristic
N(%)
Sex
Male
215 (71.7%)
Female
85 (28.3%)
Age (year)
< 45
126 (42%)
45–60
131 (43.7%)
≥ 60
43 (14.3%)
CT
IC
173 (57.7%)
CC
67 (22.3%)
CA
42 (14%)
NO CT
18 (6%)
Histopathology
WHO I
1 (0.3%)
WHO II
299 (99.7%)