The relationship between bioenvironmental characteristics of mothers and infant’s birth weight in Khuzestan province

Introduction: birth weight is one of the important sanitary indices for evaluating prenatal care all over the world. the purpose of this research was to determine the relationship between the bioenvironmental characteristics of mothers and infant’s birth weight. materials and methods: first, in a correlational study, all newborn babies in hospitals and maternity centers of khuzestan were selected from may 2012 to march 2013. then, 925 babies were randomly selected and their parents answered the bioenvironmental questionnaire. the data was analyzed using correlation coefficient and multiple regression analysis. results: there was a significant relationship between the bioenvironmental characteristics of mothers and infant’s birth weight (p<0. 001). also, results showed that mother’s environmental features could explain the regression of birth weight for 9%. conclusion: the result showed that bioenvironmental characteristics influence birth weight during pregnancy.