Table 2. Biomarkers and time points for collection.

Preeclampsia		Renal function		Inflammation
Biomarker	Time Point for Collection	Biomarker	Time Point for Collection	Biomarker	Time Point for Collection
VEGF	At recruitment	SCr	At recruitment and annually	CRP	At recruitment
PIGF		UACR		IL-6
s-FLT-1		-		IL-8
s-Eng		-		TNF-alpha

VEGF: Vascular Endothelial Growth Factor; PIGF: Placenta Growth Factor; s-FLT-1: Soluble fms-like tyrosine kinase; s-Eng: Soluble Endoglin; sCr: Serum Creatinine; UACR: Urine Albumin Creatinine Ratio; CRP: C-reactive protein; IL-6: Interleukin 6; IL-8: Interleukin 8; TNF-alpha: Tumour Necrosis Factor alpha.