Gestational Diabetes Mother-infant Cohort

Glucose management during pregnancy and the postnatal nurturing environment are keys to early detection and early intervention of language delay, which is important to reduce abnormal language development in children. In this study, mothers diagnosed with gestational diabetes mellitus in the department of hospital and offspring were used as participants. The investigators take a follow-up visit to participants' offspring using the S-S method of language development assessment, gsell Infant and Toddler Development Scale, and 0-6 years old family parenting environment evaluation scale. The bi-directional dynamic cohort study is to learn about the effects of prenatal exposure to high blood glucose levels and postnatal nurturing environment factors on delayed language development in children.