Maternal Serum Angiogenic Factor sFlt-1 to PlGF Ratio in Preeclampsia: A Useful Marker for Differential Diagnosis and Prognosis Evaluation in Chinese Women

Table 2

sFlt-1/PlGF ratio in PE, GH, chrHTN, and healthy controls.

Group	PE ()		Control ()		GH ()		chrHTN ()
	<34 wks	≥34 wks	<34 wks	≥34 wks	<34 wks	≥34 wks	<34 wks	≥34 wks
Total ()	48	14	59	17	5	7	10	5
sFlt-1/PlGF ratio
value^a	<0.001^a		0.005^a		0.432		0.665

^aThe comparison of the sFlt-1/PlGF ratio between <34 weeks and ≥34weeks subgroups showed that PE patients <34 weeks had a significant higher average sFlt-1/PlGF ratio than patients ≥34 weeks; controls <34 weeks significantly decreased than controls ≥34 weeks.