Results: Some factors associated with FGR: High blood pressure in pregnancy (OR = 3.6; 95% CI (1.1 - 12.2)); increased risk of preeclampsia (OR = 5.7; 95% CI (1.8 - 21.8)); low BMI <18.5 (OR = 2.7; 95% CI (1.6 - 4.7)); low BMI <18.5 and poor nutrition (OR = 5.8; 95% CI (1.5 - 22.5); less than 10 kg of weight gain during pregnancy (OR = 4.5; 95% CI (2.03 - 10, 02); living in the suburbs (OR = 0.4; 95% CI (0.2 - 0.8)); oligohydramnios (OR = 14.7, 95% CI (6.1 - 35.3)).