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Table 3 Hazard ratio for overall survival of subgroups

From: Clinical significance of palliative gastrectomy on the survival of patients with incurable advanced gastric cancer: a systematic review and meta-analysis

  No. of studies No. of patients HR (95%CI) p-value I 2(%)
Different Metastatic Positions      
Peritoneal Dissmination [26, 29, 36, 37] 4 832 0.76 (0.63, 0.92) 0.005 68
Liver Metastasis [29, 36, 38] 3 365 0.41 (0.30, 0.55) <0.00001 23
Lymph Node Metastasis [29, 36] 2 155 0.36 (0.23, 0.59) <0.00001 90
Different Regions      
Western Countries [27, 30, 32, 35, 39] 5 639 0.65 (0.58, 0.73) <0.00001 31
Asian Countries [26, 29, 31, 33, 34, 3638] 8 2304 0.23 (0.17, 0.31) <0.00001 93