Table 1. Baseline Characteristics of the Patients.
Variable | No. of patients (%) |
---|---|
Gender | |
Male | 97 (75.2) |
Female | 32 (24.8) |
Age | |
≤ 50 | 82 (63.6) |
>50 | 47 (36.4) |
T classification | |
T1 | 4 (3.1) |
T2 | 26 (20.2) |
T3 | 70 (54.3) |
T4 | 29 (22.5) |
N classification | |
N0 | 14 (10.9) |
N1 | 50 (38.8) |
N2 | 60 (46.5) |
N3 | 5 (3.9) |
Clinical stage | |
II | 7 (5.4) |
III | 89 (69.0) |
IVa/b | 33 (25.6) |
Histological type | |
WHO type II | 8 (6.2) |
WHO type III | 121 (93.8) |
EBV VCA/IgA | |
Negative | 2 (1.6) |
Positive ≤1:160 | 46 (36.5) |
>1:160 | 78 (61.9) |
EBV EA/IgA | |
Negative | 17 (13.5) |
Positive ≤1:20 | 44 (34.9) |
>1:20 | 65 (51.6) |
Treatment strategy | |
ICa + RTb | 70 (54.3) |
CCRTc +ICa | 36 (27.9) |
CCRTc only | 23 (17.8) |
Vital status (at follow-up) | |
Alive | 79 (61.2) |
Death | 50 (38.8) |
Expression of XPA | |
Low expression | 55 (42.6) |
High expression | 74 (57.4) |
Note: a. IC, induction chemotherapy. b. RT, radiotherapy. c. CCRT, concurrent chemoradiotherapy.