Investigation of Clinical Characteristics and Etiological Factors in Children with Molar Incisor Hypomineralization

Table 2

Prenatal, perinatal, and postnatal variables (percentages) in the test group (with MIH) and in the controls (without MIH).

Possible etiological factors	Test group (%)	Control group (%)
Fluoride supplements in pregnancy	8	6
Gestational diabetes	27	13
Drug use in pregnancy	22	13
Full-term baby delivery	82	73
Smoking during pregnancy or breastfeeding	11	13
Natural vaginal birth	60	73
Childbirth complications	9	7
Breastfeeding	58	40
Allergies	24	13
Penicillin	84	27
Vitamin D	53	27
Infectious diseases	55	13
Ear, nose, and throat (ENT) disorders	60	7
Respiratory disorders	31	7
Physiological weaning for breastfeeding	75	87