Table 2. Stratified analysis by group for different population OS.

Snp(rs)	population	No. of studies	No. of patients	Model	HR(95%CI)	P-value
Mir-146a rs2910164	Asian	6	2123	GG vs CC	1.073(0.896–1.286)	0.444
	Others**	2	482	GG vs CC	1.179(0.768–1.810)	0.451
	Asian	5	1745	CG vs CC	0.938(0.768,1.145)	0.527
	Asian	3	922	DOM	0.861(0.583–1.271)	0.451
	American	2	638	DOM	0.706(0.558–0.894)	0.004
Mir-196a2 rs11614913	Asian	6	1917	DOM	1.061(0.977–1.153)	0.161
	Asian	5	2046	CC vs TT	1.086(0.901–1.310)	0.387
	Asian	6	2689	REC	1.361(1.163–1.592)	<0.001
Mir-499 rs3746444	Asian	5	2304	AG vs AA	1.055(0.876–1.269)	0.573
	Asian	4	1887	GG vs AA	1.041(0.607–1.783)	0.885

*DOM: dominant model, REC:recessive model.

**The others include American and Indian population.