Homeostasis model assessment of insulin resistance (HOMA-IR) scores in obese women and obese women with gestational diabetes mellitus (GDM) at approximately 26 weeks of gestation. Homeostasis model assessment of insulin resistance (HOMA-IR) scores in obese women and obese women with gestational diabetes mellitus (GDM) at approximately 26 weeks of gestation. HOMA-IR scores were significantly increased in GDM women compared with their obese euglycemic counterparts. Values are expressed as mean+SEM; n=42 obese, n=30 obese/GDM. *p<0.05, Student t test. Vanessa I Ramirez et al. BMJ Open Diab Res Care 2014;2:e000010 ©2014 by American Diabetes Association