Subgroup Multivariate Analysis of Participants Who Underwent Surgical Treatment Before Any Systemic Therapy
| Variable | Hazard ratio | 95% confidence interval | P |
| Pathologic T stage (1, 2 vs. 3, 4) | 3.98 | 0.48–32.93 | 0.2028 |
| Pathologic N stage (1 vs. 2, 3) | 0.68 | 0.08–6.24 | 0.7379 |
| ER status (+ vs. −) | 0.61 | 0.10–3.78 | 0.5982 |
| Nodal SUVmax (≤2.8 vs. >2.8) | 20.53 | 1.54–273.91 | 0.0230 |