| Category | ER group (n = 368) | NER group (n = 157) | P |
| Gender |
|
| 0.98 |
| Male | 117 (31.8%) | 49 (31.2%) |
|
| Female | 251 (68.2%) | 108 (68.8%) |
|
| Age | 51 (13.9%) |
| 0.69 |
| <55 | 317 (86.1%) | 138 (87.9%) |
|
| ≥55 | 51 (13.9%) | 19 (12.1%) |
|
| Tumor size (cm) | 1.06 ± 0.51 | 1.12 ± 0.59 | 0.09 |
| Extragrandular invasion |
|
| 0.07 |
| Yes | 75 (20.4%) | 44 (28%) |
|
| No | 293 (79.6%) | 113 (72%) |
|
| Multifocality |
|
| 0.76 |
| Yes | 143 (38.9%) | 64 (40.8%) |
|
| No | 225 (61.1%) | 93 (59.2%) |
|
| Minuteness |
|
| 0.72 |
| Yes | 101 (27.4%) | 40 (25.5%) |
|
| No | 267 (72.6%) | 117 (74.5%) |
|
| Bilateral lesions |
|
| 0.69 |
| Yes | 109 (29.6%) | 50 (31.8%) |
|
| No | 259 (70.4%) | 107 (68.2%) |
|
| HT |
|
| 0.64 |
| Yes | 108 (29.3%) | 49 (31.8%) |
|
| No | 260 (70.7%) | 108 (68.2%) |
|
| BRAFV600E mutation |
|
| 0.10 |
| Yes | 197 (53.5%) | 97 (61.8%) |
|
| No | 171 (46.5%) | 60 (38.2%) |
|
| Number of central lymph node metastases | 5.58 ± 4.51 | 5.29 ± 3.81 | 0.74 |
| Number of lateral lymph node metastases | 2.53 ± 3.29 | 2.92 ± 3.59 | 0.13 |
| Total lymph nodes resected | 26.47 ± 18.09 | 27.9 ± 17.59 | 0.30 |
| Lymph node ratio metastasis | 0.35 ± 0.22 | 0.36 ± 0.24 | 0.98 |
| Ps-Tg | 13.81 ± 53.33 | 15 ± 55.51 | 0.22 |
| TPOAb | 22.89 ± 82.5 | 27.73 ± 82.59 | 0.16 |
| TgAb | 16.02 ± 78.32 | 36.45 ± 218.54 | 0.27 |