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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