Table 1.
Patient characteristics
| Demographic | Variable | HNRN Site: No. (%) | |||
|---|---|---|---|---|---|
| Edmonton (n = 63) | New York (n = 41) | Turku (n = 13) | Total (n = 117) | ||
| Sex | Male | 39 (62) | 27 (66) | 5 (38) | 71 (61) |
| Female | 24 (38) | 14 (34) | 8 (62) | 46 (39) | |
| T-stage at diagnosis | T1 | 2 (3) | 8 (20) | 3 (23) | 13 (11) |
| T2 | 44 (70) | 8 (20) | 7 (54) | 59 (50) | |
| T3 | 14 (22) | 9 (22) | 3 (23) | 26 (22) | |
| T4 | 3 (5) | 7 (17) | 0 (0) | 10 (9) | |
| Unknown | 0 (0) | 9 (22) | 0 (0) | 9 (8) | |
| AJCC Staging | Stage | 2 (3) | 6 (15) | 2 (15) | 10 (9) |
| Stage II | 27 (43) | 4 (10) | 4 (31) | 35 (29) | |
| Stage III | 16 (25) | 2 (5) | 2 (15) | 20 (17) | |
| Stage IVA | 18 (29) | 20 (49) | 5 (38) | 43 (37) | |
| Unknown | 0 (0) | 9 (22) | 0 (0) | 9 (8) | |
| Treatment | Sx | 29 (46) | 15 (37) | 6 (46) | 50 (43) |
| Sx/RT | 17 (27) | 10 (24) | 0 (0) | 27 (23) | |
| Sx/CRT | 17 (27) | 16 (39) | 7 (54) | 40 (34) | |
| Surgical Approach | Transoral | 54 (86) | 21 (51) | 8 (61) | 83 (71) |
| Transmandibular | 6 (10) | 12 (29) | 1 (8) | 19 (16) | |
| Unknown | 3 (5) | 8 (20) | 4 (31) | 15 (13) | |
| Reconstruction | RFFF | 40 (64) | 19 (46) | 7 (54) | 66 (56) |
| Other | 7 (11) | 6 (14) | 0 (0) | 13 (11) | |
| Unknown | 16 (25) | 16 (39) | 6 (46) | 38 (32) | |
Abbreviations: AJCC American Joint Committee on Cancer, Sx surgery, Sx/RT primary surgery and adjuvant radiation therapy, Sx/CRT primary surgery and adjuvant chemoradiation therapy, RFFF radial forearm free flap