Introduction and Objective: Overt diabetes is becoming frequent in pregnancy. We aim to describe pregnancy outcomes in women with overt diabetes according to the timing of diagnosis.

Methods: From a retrospective cohort of 646 women with diabetes, we selected those with hyperglycemia diagnosed for the first time in pregnancy. We evaluated baseline characteristics, prenatal care, and pregnancy outcomes comparing women diagnosed up to 13 gestational weeks (GW), between 13 - 20 GW, and after 20 GW. We used ANOVA with post-hoc Tukey test to compare groups.

Results: Overt diabetes was diagnosed in 217 women (33.6%, 95% CI 30.0%-37.0%) (Table). An earlier diagnosis led to fewer maternal hospital admission, less weight gain and a lower third trimester HbA1c compared to the diagnosis in the third trimester. Pregnancy outcomes were similar among the groups.

Conclusions: Women with overt diabetes diagnosed up to the 13th gestational week attained better metabolic control. Nevertheless, timing of diagnosis did not impact on pregnancy outcomes in this cohort.

Disclosure

A.J. Reichelt: None. M.A. de Campos: None. V.N. Hirakata: None.

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