Relationship Between Aspirin Metabolism and Markers of Metabolic Dysfunction Among Pregnant Persons at Risk of Pre-eclampsia

Inclusion criteria

• Recommended aspirin for pre-eclampsia prevention by OB/GYN or MFM specialist based on ACOG and USPSTF guidelines (1 high risk factor, 2+ moderate risk factors)
• Willingness to adhere to aspirin therapy
• Willingness to undergo 2h OGTT for serum and urine collection in addition to survey collection, indirect calorimetry, body composition measures, neonatal measures, etc.
• Gestational age at enrollment \<16 weeks
• Ability to speak, read, and communicate via English

Exclusion criteria

• Type 2 Diabetes Mellitus
• Type 1 Diabetes Mellitus
• Current gestational diabetes mellitus
• Current/active platelet disorder or bleeding diathesis (thrombocytopenia of any etiology, idiopathic thrombocytopenic purpura/ITP, thrombotic thrombocytopenic purpura/TTP, von Willebrand disease, etc.)
• Thrombophilia
• Current use of NSAID for other indication (indomethacin, ibuprofen, etc.)
• Current use of other immune-modulating agents and biologics (hydroxychloroquine, azathioprine, 6-mercaptopurine, IL-6 inhibitors, etc.)
• Current or recent use of steroids
• Current use of prophylactic or therapeutic anticoagulation
• Medical contraindication to aspirin therapy
• Molar pregnancy
• Renal disease
• Inability or unwillingness to give informed consent
• Current psychiatric illness/social situation that would limit compliance with study requirements, as determined by the principal investigators