Table 4. The comparison of genotypic and allelic frequencies of both SNPs between early/late-onset PE and control groups.

Group	N	rs713041					rs4807542
		CC	CT	TT	C	T	AA	AG	GG	A	G
Early-onset PE	523	181	253	89	615	431	12	105	406	129	917
Control	1386	402	661	323	1465	1307	20	286	1080	326	2446
χ2		10.896			10.825		1.704			0.237
p-value		0.004			0.001		0.427			0.615
OR					1.273					1.056
95% CI					1.102–1.470					0.849–1.312
Late-onset PE	485	152	244	89	548	422	7	83	395	97	873
Control	1386	402	661	323	1465	1307	20	286	1080	326	2446
χ2		5.175			3.841		2.824			2.221
p-value		0.075			0.052		0.244			0.136
OR					1.159					0.834
95% CI					1.000–1.342					0.656–1.059