Association of vitamin D deficiency to the risk of preeclampsia in Saudi Arabia.

Objective: Vitamin D levels have shown significant geographical distribution, therefore, this study was conducted to evaluate its relationship to a specific geographic area with a high prevalence of vitamin D deficiency to the important maternal manifestation of preeclampsia. This study established the association of vitamin D deficiency to preeclampsia among women of reproductive age.

Methods: It is a retrospective case-control study done to measure serum vitamin D levels in pregnant women receiving care at the King Fahad Medical City Riyadh with preeclampsia (n=100) and normal pregnancy (controls, n=200) from 2012 to 2014.