Table 1. Patient characteristics.

Variables	Data (n, %)
Sex
Male	17 (89.5)
Female	2 (10.5)
Age	66.3±9.7
Clinical T stage
T2	1 (5.3)
T3	9 (47.4)
T4	2 (10.5)
Unknown	7 (36.8)
Clinical N stage
N0	1 (5.3)
N1	11 (57.9)
Unknown	7 (36.8)
Response to NCRT
Non	3 (15.8)
Partial	6 (31.6)
Complete	10 (52.6)

NCRT, neoadjuvant chemoradiation.