MMP2 and MMP10 Polymorphisms Are Related to Steroid-Induced Osteonecrosis of the Femoral Head among Chinese Han Population

Table 5

A power analysis of selected SNPs for MMP2 and MMP10 in case-control studies.

SNP_ID	Case n1	Control n2	Case A	Control A	Case p1	Control p2	p	zβ	power
rs243866	572	614	64	84	0.112	0.137	0.125	-0.665	0.253
rs243864	572	616	64	86	0.112	0.140	0.126	-0.525	0.300
rs865094	572	616	166	164	0.290	0.266	0.278	-1.037	0.150
rs11646643	570	616	100	126	0.175	0.205	0.191	-0.687	0.246
rs2241146	572	614	134	131	0.234	0.213	0.223	-1.095	0.137
rs9928731	572	614	278	292	0.486	0.476	0.481	-1.600	0.055
rs470154	572	616	85	66	0.149	0.107	0.127	0.183	0.573
rs17293607	572	618	2	3	0.003	0.005	0.004	-1.608	0.054

p<0.05 indicates statistical significance.