Plasma uric acid and tumor volume are highly predictive of outcome in nasopharyngeal carcinoma patients receiving intensity modulated radiotherapy

Table 1 Baseline clinicopathological characteristics of the 130 nasopharyngeal cancer patients

Variable	Number of patients	%
Gender
Male	88	67.7
Female	42	32.3
Age
< 45 years	61	53.1
≥ 45 years	69	46.9
Karnofsky performance score
< 90	11	8.5
≥ 90	119	91.5
T category*
T1/T2/T3/T4	13/19/70/28	10/14.6/53.8/21.5
N category*
N0/N1/N2/N3	31/40/53/6	23.8/30.8/40.8/4.6
Stage*
I/II/III/IVa	7/17/73/33	5.4/13.1/56.2/56.2
Chemotherapy
Radiotherapy alone	37	71.5
Chemoradiotherapy	93	28.5

* According to the 7th edition of the American Joint Committee on Cancer/International Union Against Cancer staging system.

ISSN: 1748-717X