Characteristics | Â | Overall | CD80/86(+) | ||
---|---|---|---|---|---|
 |  | No. | % | No. | % |
Age, years | |||||
 | Range | 38–83 |  | 38–78 |  |
 | Median | 50 |  | 46 |  |
 | Mean | 53 |  | 50 |  |
Sex | |||||
 | Male | 42 | 84 | 10 | 91 |
 | Female | 8 | 16 | 1 | 9 |
Pathology (WHO classification) | |||||
 | Type I | -- |  | -- |  |
 | Type II | 35 | 70 | 6 | 55 |
 | Type III | 15 | 30 | 5 | 45 |
T Stage (1997 AJCC) | |||||
 | T1 or T2 | 32 | 64 | 9 | 82 |
 | T3 or T4 | 18 | 36 | 2 | 18 |
N Stage (1997AJCC) | |||||
 | N0 or N1 | 24 | 48 | 6 | 55 |
 | N2 | 17 | 34 | 3 | 27 |
 | N3 | 9 | 18 | 2 | 18 |
Overall Stage (1997 AJCC) | |||||
 | I | 5 | 10 | 3 | 27 |
 | II | 10 | 20 | 3 | 27 |
 | III | 13 | 26 | 2 | 18 |
 | IV | 22 | 44 | 3 | 27 |
Treatment | |||||
 | Radiotherapy alone | 8 | 16 | 2 | 18 |
 | Concurrent Chemoradiotherapy | 42 | 84 | 9 | 82 |
Status | |||||
 | Death | 16 | 32 | 0 | 0 |
 | Alive | 34 | 68 | 11 | 100 |