Characteristics of the cohort studies included in the systematic review and meta-analysis (<i>n</i> = 12).

<p>Studies list is ordered by date and by type of outcome (Most recent studies and “support” are showed first).</p><p>ALSPAC, Avon Longitudinal Study of Parents and Children; ND, Not defined; GDM, Gestational Diabetes Mellitus; PGDM, Pre-gestational Diabetes Mellitus; Ctrl, Control; BMI, Body Mass Index; WISC-III/R, Wechsler Intelligence Scale for Children-3^rd Edition, R, revised; IQ, Intelligence Quotient; ADHD, Attention Deficit Hyperactivity Disorder; WPPSI-III/R, Wechsler Preschool and Primary Scale of Intelligence–3^rd Edition, R, Revised; SES, Socio Economic Status; T1DM, Type 1 Diabetes Mellitus; T2DM, Type 2 Diabetes Mellitus; BSID-I/II, Bayley Scales of Infant Development- 1^st/2^nd Edition; MDI, Mental Development Index; PDI, Psychomotor Development Index; OGTT, Oral Glucose Tolerance Test; DIEP, Diabetes in Early Pregnancy; FA, Fatty Acids.</p><p>Risk of bias classification (GRADE): L, Low; M, Medium; H, High.</p><p>Quality score (Newcastle-Ottawa): from 0 (lowest) to 9 (highest).</p><p>^† Number of children included in the studies.</p><p>*All values refer to mean (Standard Deviation), otherwise it is stated.</p><p>^§ Three references are related to the same subjects, so only the oldest study was included.</p><p>Characteristics of the cohort studies included in the systematic review and meta-analysis (<i>n</i> = 12).