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Comparison survivals between surgical specimens and biopsy specimens
| Biopsy specimens | Surgical specimens | |
|---|---|---|
| mPFS | ||
| Homo-HER2 | 10.8 (95% CI 6.9–19.4) | 20.0 (95% CI 17.8–22.2) |
| Hetero-HER2 | 6.1 (95% CI 5.3–8.2) | 6.0 (95% CI 2.3–9.7) |
| mOS | ||
| Homo-HER2 | 29.3 (95% CI 20.5–NR) | NR |
| Hetero-HER2 | 14.4 (95% CI 11.4–17.8) | 14.0 (95% CI 11.9–16.1) |
mPFS Median progression-free survival, mOS median overall survival, NR not reached, Homo-HER2 homogeneously HER2 positive, Hetero-HER2 heterogeneously HER2 positive
