Advantages of using reduced-volume intensity modulated radiation therapy for the treatment of nasopharyngeal carcinoma: a retrospective paired study

Table 1 Patient clinical characteristics

Characteristic	CV-IMRT	RV-IMRT	P value
Characteristic	N = 90	N = 90	P value
Gender			0.864
Male	66	68
Female	24	22
Age			1
< 45	40	40
≥ 45	50	50
T stage			0.976
T1	20	23
T2	32	27
T3	17	18
T4	21	22
N stage			0.889
N0	13	12
N1	25	26
N2	45	44
N3	7	8
Clinical stage			0.917
I	6	6
II	16	16
III	42	41
IV	26	27
Concurrent chemotherapy			0.794
No	9	7
Yes	81	83
Neoadjuvant/adjuvant chemotherapy			1
No	9	8
Yes	81	82

CV-IMRT conventional-volume intensity-modulated radiation therapy, RV-IMRT reduced-volume intensity-modulated radiation therapy

ISSN: 1471-2407