Table 2. The relationship between pathological types and lymphedema.
| Variables | Assignment | N | Lymphedema case (%) | χ2 | P |
|---|---|---|---|---|---|
| Pathological types | |||||
| IDC | 2149 | 242 (11.3) | 9.471 | 0.002 | |
| DCIS | 233 | 11 (4.7) | |||
| Others | 215 | 24 (11.2) | |||
| Pathological molecular types | |||||
| Her-2 positive | 476 | 49 (10.3) | 2.104 | 0.465 | |
| Luminal A | 784 | 83 (10.6) | |||
| Luminal B1 | 39 | 3 (7.7) | |||
| Luminal B2 | 204 | 25 (12.3) | |||
| Triple negative | 560 | 69 (12.3) | |||
| Typing failure | 489 | 46 (9.4) | |||
| Missing data | 45 | 2 (4.4) |
Notes: DCIS: ductal carcinoma in situ; IDC: infiltrating ductal carcinoma; Similarly hereinafter.