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The negative resection rate of the horizontal margin in differentiated-type EGC and undifferentiated-type EGC.
| Number of studies | n (lesions examined) | Events (lesions examined) | I 2 | P | 95% CI (%) | P value | |
|---|---|---|---|---|---|---|---|
| Differentiated | 2 | 404 | 402 | 64.5% | 0.09 | 99.77 [98.23-100.00] | 0.2528 |
| Undifferentiated | 5 | 335 | 314 | 89.4% | <0.01 | 97.40 [89.06-100.00] |
EGC: early gastric cancer; CI: confidence interval.
