Table 1 Clinical, biological and pathological characteristics of the oral cavity (OSCC) patients sets: 61 patients from cohort #1, 90 patients of cohort #2 and 151 patients of the merged cohort, in relation with overall survival (OS).
| Ā | Cohort #1 OSCC (nā=ā61) | Cohort #2 (nā=ā90) | Merged cohort (nā=ā151) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Patients (%) | Death (%) | HRa | 95% CIb | OSc | Patients (%) | Death (%) | HRa | 95% CIb | OSc | Patients (%) | Death (%) | HRa | 95% CIb | OSc | |
Total | 61 (100) | 31 (50.8) | Ā | Ā | Ā | 90 (100) | 46 (51.1) | Ā | Ā | Ā | 151 (100) | 77 (51) | Ā | Ā | Ā |
Age | |||||||||||||||
<ā56 | 24 (39.3) | 11 (45.8) | 1 | Ā | 0.73 (NS) | 21 (23.3) | 8 (38.1) | 1 | Ā | 0.25 (NS) | 45 (29.8) | 19 (42.2) | 1 | Ā | 0.20 (NS) |
ā„ā56 | 37 (60.7) | 20 (54.1) | 1.14 | 0.55ā2.34 | Ā | 69 (76.7) | 38 (55.1) | 1.55 | 0.79ā3.03 | Ā | 106 (70.2) | 58 (54.7) | 1.40 | 0.86ā2.26 | Ā |
Sex | |||||||||||||||
Female | 24 (39.3) | 10 (41.7) | 1 | Ā | 0.44 (NS) | 34 (37.8) | 19 (55.9) | 1 | Ā | 0.78 (NS) | 58 (38.4) | 29 (50) | 1 | Ā | 0.72 (NS) |
Male | 37 (60.7) | 21 (56.8) | 1.34 | 0.65ā2.76 | Ā | 56 (62.2) | 27 (48.2) | 0.92 | 0.51ā1.67 | Ā | 93 (61.6) | 48 (51.6) | 1.09 | 0.69ā1.72 | Ā |
Alcohold | |||||||||||||||
No | 22 (45.8) | 8 (36.4) | 1 | Ā | 0.20 (NS) | 57 (70.4) | 32 (56.1) | 1 | Ā | 0.53 (NS) | 79 (61.2) | 40 (50.6) | 1 | Ā | 0.99 (NS) |
Yes | 26 (54.2) | 14 (53.8) | 1.74 | 0.75ā4.01 | Ā | 24 (29.6) | 10 (41.7) | 0.80 | 0.41ā1.57 | Ā | 50 (38.8) | 24 (48) | 1.00 | 0.60ā1.66 | Ā |
Tobaccoe | |||||||||||||||
No | 20 (38.5) | 6 (30) | 1 | Ā | 0.077 (NS) | 42 (48.8) | 22 (52.4) | 1 | Ā | 0.89 (NS) | 62 (44.9) | 28 (45.2) | 1 | Ā | 0.36 (NS) |
Yes | 32 (61.5) | 19 (59.4) | 2.23 | 1.01ā4.94 | Ā | 44 (51.2) | 22 (50) | 0.96 | 0.53ā1.73 | Ā | 76 (55.1) | 41 (53.9) | 1.25 | 0.78ā2.01 | Ā |
Alcohol and tobaccod | |||||||||||||||
No | 25 (52.1) | 9 (36.0) | 1 | Ā | 0.20 (NS) | 59 (72.8) | 33 (55.9) | 1 | Ā | 0.48 (NS) | 84 (65.1) | 42 (50.0) | 1 | Ā | 0.95 (NS) |
Yes | 23 (47.9) | 13 (56.5) | 1.72 | 0.74ā3.97 | Ā | 22 (27.2) | 9 (40.9) | 0.77 | 0.39ā1.53 | Ā | 45 (34.9) | 22 (48.9) | 0.98 | 0.59ā1.65 | Ā |
pT | |||||||||||||||
1 | 14 (23.0) | 6 (42.9) | 1 | Ā | 0.11 (NS) | 7 (7.8) | 1 (14.3) | 1 | Ā | 0.11 (NS) | 21 (13.9) | 7 (33.3) | 1 | Ā | 0.015* |
2 | 14 (23.0) | 7 (50.0) | 1.70 | 0.56ā5.14 | 0.33 (NS) | 24 (26.7) | 10 (41.7) | 3.23 | 0.82ā12.8 | 0.24 (NS) | 38 (25.2) | 17 (44.7) | 1.93 | 0.86ā4.31 | 0.13 (NS) |
3 | 21 (34.4) | 13 (61.9) | 2.43 | 0.99ā5.99 | 0.057 (NS) | 37 (41.1) | 22 (59.5) | 5.36 | 1.91ā15.0 | 0.065 (NS) | 58 (38.4) | 35 (60.3) | 3.20 | 1.72ā5.94 | 0.0024** |
4 | 12 (19.7) | 5 (41.7) | 1.14 | 0.35ā3.78 | 0.82 (NS) | 22 (24.4) | 13 (59.1) | 5.44 | 1.73ā17.2 | 0.064 (NS) | 34 (22.5) | 18 (52.9) | 2.24 | 1.02ā4.92 | 0.057 (NS) |
pN | |||||||||||||||
0 | 34 (55.7) | 17 (50.0) | 1 | Ā | 0.38 (NS) | 47 (52.2) | 19 (40.4) | 1 | Ā | 0.0065** | 81 (53.6) | 36 (44.4) | 1 | Ā | 0.0040** |
1 | 5 (8.2) | 2 (40.0) | 0.88 | 0.22ā3.57 | 0.87 (NS) | 10 (11.1) | 6 (60.0) | 2.42 | 0.71ā8.24 | 0.045* | 15 (9.9) | 8 (53.3) | 1.66 | 0.66ā4.13 | 0.19 (NS) |
2 | 10 (16.4) | 6 (60.0) | 1.77 | 0.59ā5.28 | 0.22 (NS) | 13 (14.4) | 8 (61.5) | 2.05 | 0.75ā5.58 | 0.081 (NS) | 23 (15.2) | 14 (60.9) | 1.98 | 0.94ā4.18 | 0.026* |
3 | 12 (19.7) | 6 (50.0) | 2.10 | 0.66ā6.74 | 0.098 (NS) | 20 (22.2) | 13 (65.0) | 3.03 | 1.24ā7.42 | 0.0010** | 32 (21.2) | 19 (59.4) | 2.62 | 1.29ā5.30 | 0.0003** |
Differentiationf | |||||||||||||||
Verrucous | 0 (0) | 0 (0) | Ā | Ā | 0.82 (NS) | 4 (4.5) | 1 (25.0) | 0.33 | 0.10ā1.11 | 0.25 (NS) | 4 (2.8) | 1 (25.0) | 0.37 | 0.11ā1.26 | 0.30 (NS) |
Grade I | 43 (76.8) | 23 (53.5) | 1 | Ā | Ā | 63 (70.8) | 30 (47.6) | 1 | Ā | 0.041* | 106 (73.1) | 53 (50.0) | 1 | Ā | 0.27 (NS) |
Grade II | 8 (14.3) | 4 (50.0) | 1.35 | 0.41ā4.40 | 0.58 (NS) | 19 (21.3) | 11 (57.9) | 1.59 | 0.73ā3.48 | 0.18 (NS) | 27 (18.6) | 15 (55.6) | 1.54 | 0.80ā2.97 | 0.13 (NS) |
Grade III | 5 (8.9) | 2 (40.0) | 0.81 | 0.22ā3.05 | 0.78 (NS) | 3 (3.4) | 3 (100) | Ā | 0.44ā26.2 | 0.031* | 8 (5.5) | 5 (62.5) | 1.35 | 0.48ā3.82 | 0.41 (NS) |
Grade IV | 0 (0) | 0 (0) | Ā | Ā | Ā | 0 (0) | 0 (0) | 3.39 | Ā | Ā | 0 (0) | 0 (0) | Ā | Ā | Ā |
Marginsg | |||||||||||||||
Negative | 44 (78.6) | 22 (50.0) | 1 | Ā | 0.33 (NS) | 78 (86.7) | 39 (50.0) | 1 | Ā | 0.17 (NS) | 122 (83.6) | 61 (50.0) | 1 | Ā | 0.16 (NS) |
Positive | 12 (21.4) | 7 (58.3) | 1.51 | 0.58ā3.95 | Ā | 12 (13.3) | 7 (58.3) | 1.73 | 0.64ā4.67 | Ā | 24 (16.4) | 14 (58.3) | 1.51 | 0.77ā2.94 | Ā |
HPV | |||||||||||||||
Negative | 60 (98.4) | 31 (51.7) | ND | Ā | 0.34 (NS) | 87 (96.7) | 44 (50.6) | 1 | Ā | 0.89 (NS) | 147 (97.4) | 75 (51) | 1 | Ā | 0.56 (NS) |
Positive | 1 (1.6) | 0 (0) | Ā | Ā | Ā | 3 (3.3) | 2 (66.7) | 0.91 | 0.23ā3.58 | Ā | 4 (2.6) | 2 (50) | 0.66 | 0.21ā2.12 | Ā |
UICC stage | |||||||||||||||
Stage I | 15 (24.6) | 5 (33.3) | 1 | Ā | 0.20 (NS) | 5 (5.6) | 0 (0) | Ā | Ā | 0.024* | 20 (13.2) | 5 (25) | 1 | Ā | 0.0036** |
Stage II | 19 (31.1) | 11 (57.9) | 2.79 | 1.04ā7.48 | 0.043* | 18 (20) | 6 (33.3) | 1 | Ā | 0.16 (NS) | 37 (24.5) | 17 (45.9) | 2.72 | 1.17ā6.30 | 0.038* |
Stage III | 9 (14.8) | 4 (44.4) | 1.80 | 0.44ā7.40 | 0.37 (NS) | 21 (23.3) | 12 (57.1) | 1.87 | 0.74ā4.72 | 0.060 (NS) | 30 (19.9) | 16 (53.3) | 3.56 | 1.51ā8.38 | 0.0071** |
Stage IV | 18 (29.5) | 11 (61.1) | 2.70 | 1.01ā7.23 | 0.049* | 46 (51.1) | 28 (60.9) | 2.44 | 1.20ā4.95 | 0.030* | 64 (42.4) | 39 (60.9) | 4.32 | 2.33ā8.01 | 0.0005*** |
TP53 mutational status | |||||||||||||||
Wild-type | 27 (44.3) | 8 (29.6) | 1 | Ā | 0.0093** | 62 (68.9) | 35 (56.5) | 1 | Ā | 0.23 (NS) | 55 (36.4) | 19 (34.5) | 1 | Ā | 0.0033** |
Mutated | 34 (55.7) | 23 (67.6) | 2.76 | 1.37ā5.59 | Ā | 28 (31.1) | 11 (39.3) | 1.51 | 0.81ā2.80 | Ā | 96 (63.6) | 58 (60.4) | 2.13 | 1.35ā3.35 | Ā |
PIK3CA mutational status | |||||||||||||||
Wild-type | 54 (88.5) | 27 (50) | 1 | Ā | 0.49 (NS) | 79 (87.8) | 38 (48.1) | 1 | Ā | 0.31 (NS) | 133 (88.1) | 65 (48.9) | 1 | Ā | 0.17 (NS) |
Mutated | 7 (11.5) | 4 (57.1) | 1.44 | 0.43ā4.81 | Ā | 11 (12.2) | 8 (72.7) | 1.48 | 0.62ā3.54 | Ā | 18 (11.9) | 12 (66.7) | 1.53 | 0.74ā3.13 | Ā |
Relapse | |||||||||||||||
No | 36 (59.0) | 16 (44.4) | 1 | Ā | 0.37 (NS) | 57 (63.3) | 17 (29.8) | 1 | Ā | <ā0.0001** | 93 (61.6) | 33 (35.5) | 1 | Ā | ā<ā0.0001** |
Yes | 25 (41.0) | 15 (60.0) | 1.37 | 0.67ā2.81 | Ā | 33 (36.7) | 29 (87.9) | 5.16 | 2.64ā10.1 | Ā | 58 (38.4) | 44 (75.9) | 2.75 | 1.71ā4.43 | Ā |
Locoregional relapse | 17 (68.0) | 9 (52.9) | 1 | Ā | 0.23 (NS) | 21 (63.6) | 18 (85.7) | 1 | Ā | 0.083 (NS) | 38 (65.5) | 27 (71.1) | 1 | Ā | 0.017* |
Distant metastasis | 6 (24.0) | 4 (66.7) | 1.40 | 0.39ā4.98 | 0.56 (NS) | 5 (15.2) | 5 (100) | 1.72 | 0.53ā5.62 | 0.27 (NS) | 11 (19.0) | 9 (81.8) | 1.40 | 0.61ā3.21 | 0.37 (NS) |
Both | 2 (8.0) | 2 (100) | 3.40 | 0.29ā40.0 | 0.088 (NS) | 7 (21.2) | 6 (85.7) | 2.70 | 0.75ā9.72 | 0.025* | 9 (15.5) | 8 (88.9) | 3.0 | 0.94ā9.60 | 0.0033** |