PROK1 and hypertensive disorder: s-PROK1 did not predict pregnancy-induced hypertension (n=15) (OR 0.95, 95% CI 0.32 to 2.74, p=0.92), preeclampsia (n=15) (OR 0.47, 95% CI 0.14 to 1.35, p=0.17) or late miscarriage/preterm delivery (n=20) (OR 0.62, 95% CI 0.24 to 1.56, p=0.32).