Table 1.
Univariate analysis of factors affecting death or metastasis in our 25 cases
| Characteristic | Death or metastasis | Test value | P | |
|---|---|---|---|---|
| Yes | No | |||
| Gender (male/female) | 10/4 | 9/2 | – | 0.661b |
| Mean age (years) | 57.64 ± 13.05 | 54.36 ± 9.67 | − 0.695 | 0.494a |
| Laterality | ||||
| Left | 9 | 7 | – | 1.000b |
| Right | 5 | 4 | ||
| Bone destruction | 8 | 5 | – | 0.695b |
| Nerve or perineural invasion | 4 | 1 | – | 0.341b |
| Peripheral tissue invasion | 6 | 5 | – | 1.000b |
| Tumor size (cm) | 3.29 ± 0.94 | 2.72 ± 0.70 | − 1.693 | 0.104a |
| Pathology type | ||||
| Adenocarcinoma (NOS) | 1 | 2 | 0.963 | 0.813b |
| Adenocarcinoma ex pleomorphic adenoma | 2 | 1 | ||
| Ductal adenocarcinoma | 11 | 8 | ||
| AR+ | 9 | 8 | – | 0.603b |
| Her-2+ | 6 | 4 | – | 1.000b |
| Ki-67 (%) | 42.50 ± 25.78 | 20.00 ± 16.58 | − 2.510 | 0.020a |
| T stage | ||||
| T1–T2 | 9 | 9 | – | 0.407b |
| T3–T4 | 5 | 2 | ||
| Treatment | ||||
| ET | 2 | 1 | 2.659 | 0.548b |
| TR + RT | 0 | 2 | ||
| TR + RT + CT | 2 | 1 | ||
| TR + 125I | 10 | 7 | ||
| Follow-up time | 29.57 ± 18.00 | 37.09 ± 26.54 | 0.844 | 0.408a |
Bold value indicates P < 0.05
at test
bFisher’s exact test