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Pathological tumor response.
| All (N = 2094) | Group 1: TME within 6 weeks (N = 300) | Group 2: TME between 7 and 12 weeks (N = 1598) | Group 3: TME ≥13 weeks (N = 196) | P value | |
|---|---|---|---|---|---|
| pCR, N (%) | 468 (22.3%) | 38 (12.6%) | 369 (23%) | 61 (31.1%) | p < 0.01 |
| pPR, N (%) | 1139 (54.4%) | 140 (46.6%) | 877(54.8%) | 122 (62.2%) | p < 0.01 |
Data are pCR and pPR events number (%). p value tests the null hypothesis of equal proportions across study groups (Pearson's Chi square test).
