Table 1.
Initial patient and treatment characteristics.
| All (n,%) | Local (28) | Regional (31) | Local Regional (n = 10) | Oligometastatic (n = 23) | Multi-metastatic (40) | P value | |
|---|---|---|---|---|---|---|---|
| T Category | |||||||
| T1 | 26 (20) | 4 (14) | 7 (23) | 0 | 7 (30) | 8 (20) | 0.09 |
| T2 | 51 (39) | 9 (32) | 15 (48) | 1 (10) | 8 (35) | 18 (45) | |
| T3 | 32 (24) | 8 (29) | 6 (19) | 5 (50) | 2 (9) | 11 (27.5) | |
| T4 | 23 (17) | 7 (25) | 3 (10) | 4 (40) | 6 (26) | 3 (7.5) | |
| N Category | |||||||
| N0 | 7 (5) | 4 (14) | 0 | 0 | 2 (9) | 1 (2.5) | 0.01 |
| N1 | 11 (8) | 5 (18) | 1 (3) | 1 (10) | 2 (9) | 2 (5) | |
| N2a | 5 (4) | 0 | 0 | 0 | 3 (13) | 2 (5) | |
| N2b | 61 (46) | 9 (32) | 16 (52) | 2 (20) | 10 (43) | 24 (60) | |
| N2c | 36 (27) | 9 (32) | 11 (35) | 4 (40) | 4 (17) | 8 (20) | |
| N3 | 12 (9) | 1 (4) | 3 (10) | 3 (30) | 2 (9) | 3 (7.5) | |
| Sex | |||||||
| Male | 120 (91) | 24 (86) | 27 (87) | 10 (100) | 22 (96) | 37 (92.5) | 0.37 |
| Female | 12 (9) | 4 (14) | 4 (13) | 0 | 1 (4) | 3 (7.5) | |
|
Smoking Status
|
|||||||
| Never | 58 (44) | 9 (32) | 16 (52) | 2 (20) | 11 (48) | 20 (50) | 0.33 |
| Former | 41 (31) | 8 (29) | 7 (22) | 5 (50) | 8 (35) | 13 (32.5) | |
| Current | 33 (25) | 11 (39) | 8 (26) | 3 (30) | 4 (17) | 7 (17.5) | |
| Concurrent Chemotherapys | |||||||
| Concurrent (Cisplatin) | 47 (36) | 13 (46) | 5 (16) | 6 (60) | 8 (35) | 15 (37.5) | 0.03 |
| Concurrent (Carboplatin) | 20 (15) | 1 (4) | 8 (26) | 3 (30) | 2 (9) | 6 (15) | |
| Concurrent (Cetuximab) | 34 (26) | 10 (36) | 10 (32) | 1 (10) | 3 (12) | 10 (25) | |
| None | 31 (23) | 4 (14) | 8 (26) | 0 | 10 (43) | 9 (22.5) | |
| Induction Chemotherapy | |||||||
| Yes | 67 (51) | 9 (32) | 21 (68) | 7 (70) | 10 (43) | 20 (50) | 0.05 |
| No | 65 (49) | 19 (68) | 10 (32) | 3 (30) | 13 (57) | 20 (50) | |
| Planned Neck Dissection | |||||||
| Yes, Negative | 12 (9) | 4 (14) | 1 (3) | 0 | 2 (9) | 5 (12.5) | 0.51 |
| Yes, Positive (no ECE) | 1 (1) | 0 | 0 | 0 | 0 | 1 (2.5) | |
| Yes, Positive (with ECE) | 9 (7) | 1 (4) | 3 (10) | 2 (20) | 1 (4) | 2 (5) | |
| No | 110 (83) | 23 (82) | 27 (87) | 8 (80) | 20 (87) | 32 (80) |