Maternal smoking very early in pregnancy is related to child overweight at age 5-7 y -- Mendez et al. 87 (6): 1906 -- American Journal of Clinical Nutrition
American Magazine of Clinical Nutrition, Vol. 87, No. To date, one one scan has examined if smoking in the aboriginal trimester only, which is not associated with birth weight, is further associated with infancy overweight.
Objective: This discover uses prospective information to scrutinize associations between maternal smoking in the front compared with adjacent trimesters of pregnancy and descendant overweight at generation 5-7 y. Design: Counsel from a prospective cohort of 369 Spanish children born in 1997-1998 were used. Logistic regression was used to estimate associations between maternal smoking during contradistinct continuance periods and odds of youngster overweight following in life.
Results: Maternal smoking during the cardinal trimester was augmented strongly associated with overweight (adjusted odds ratio: 2.65; 95% CI: 1.26, 5.54) than smoking successive in pregnancy (1.88, 0.85, 4.15). Smoking resident to the elementary month of pregnancy was again associated with babe overweight. Neither paternal smoking nor maternal smoking before or after pregnancy was associated with baby overweight.
Eloquent interactions with breastfeeding lifetime indicated that first-trimester smoking was associated with overweight by oneself among children breastfed for «6 mo, suggesting prolonged breastfeeding may balm to counter adverse object of smoking in early pregnancy.
Conclusions: These info propose maternal smoking indubitable early in pregnancy may exaggeration risk of sequential overweight in children and contribute besides collar for promoting smoking cessation before rather than during early pregnancy. Also studies are needed to confirm these results.
