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Table 2 Risk stratification of lymph node metastasis according to the total number of items that meet the indication criteria for radical gastrectomy

From: Validity of additional surgical resection by comparing the operative risk with the stratified lymph node metastatic risk in patients with early gastric cancer after endoscopic submucosal dissection

Total number of LNM risk factors n LNM positive cases, n LNM rate, % (95% CI) p value
Total 861 109 12.66 (10.51–15.07)  
Total number of items
 0/1 396 3 0.76 (0.16–2.20) < 0.001
 2 305 46 15.08 (11.26–19.60)
 3 124 42 33.87 (25.62–42.91)
 4 36 18 50.00 (32.92–67.08)