Table 1.
Patient, tumor and treatment characteristics of analyzable and non-analyzable patients who were included on the tissue micro array
| Characteristics | Analyzable patients (N = 37) | Non-analyzable patients (N = 15) | P value |
|---|---|---|---|
| Mean Age | 51 | 52 | 0.80 |
|
| |||
| Gender | > 0.99 | ||
| Female | 13 (35%) | 5 (33%) | |
| Male | 24 (65%) | 10 (67%) | |
|
| |||
| Salivary gland type | 0.18 | ||
| Major | 13 (35%) | 2 (13) | |
| Minor | 24 (65%) | 13 (87%) | |
|
| |||
| T-stage | 0.72 | ||
| 1 | 5 (14%) | 1 (7%) | |
| 2 | 11 (30%) | 3 (20% | |
| 3 | 5 (14%) | 3 (20%) | |
| 4 | 16 (42%) | 8 (53%) | |
|
| |||
| Nodal Status | 0.41 | ||
| Negative | 30 (81%) | 14 (93%) | |
| Positive | 7 (19%) | 1 (7%) | |
|
| |||
| Metastasis | >0.99 | ||
| Negative | 35 (94%) | 14 (93%) | |
| Positive | 2 (6%) | 1 (7%) | |
|
| |||
| Solid Compent | 0.02 | ||
| No | 26 (70%) | 5 (33%) | |
| Yes | 11 (30%) | 10 (67%) | |
|
| |||
| Perineural invasion | > 0.99 | ||
| No | 11 (30%) | 4 (27%) | |
| Yes | 26 (70%) | 11 (63%) | |
|
| |||
| Treatment | 0.37 | ||
| Surgery alone | 4 (11%) | 1 (7%) | |
| Surgery + PORT | 27 (73%) | 13 (86%) | |
| Neutron beam alone | 4 (11%) | 0 | |
| Chemoradiation (photon beam) | 2 (5%) | 1 (7%) | |
|
| |||
| Relapse | 0.55 | ||
| Yes | 18 (49%) | 9 (60%) | |
| No | 19 (51%) | 6 (40%) | |
|
| |||
| Survival status | 0.54 | ||
| Alive | 22 (59%) | 7 (47%) | |
| Dead | 15 (41%) | 8 (53%) | |
|
| |||
| Follow Up | 0.87 | ||
| mean | 96.5 months | 99.4 months | |