Clinical Study of Nasopharyngeal Carcinoma Treated by Helical Tomotherapy in China: 5-Year Outcomes

Table 1

Distributions of patients according to the UICC 2002 staging system.

Stage	N0	N1	N2	N3	Total
T1	16	27	15	3	61
T2	13	24	22	2	61
T3	8	11	18	3	40
T4	3	10	11	4	28
Total	40	72	66	12	190