نتایج جستجو برای: maternal age
تعداد نتایج: 837061 فیلتر نتایج به سال:
BACKGROUND Maternal smoking during pregnancy has been consistently related to low birthweight. However, older mothers, who are already at risk of giving birth to low birthweight infants, might be even more susceptible to the effects of maternal smoking. Therefore, this study aimed to examine the modified association between maternal smoking and low birthweight by maternal age. METHODS Data we...
Objectives: To study whether advanced maternal age and maternal grandmother age are associated with increased risk of Down syndrome siblings in a group of Jordanian families. Methods: This study was conducted on 127 confirmed Down syndrome cases with the age range of 18 weeks gestation to 15 years old, which were referred between the period of 2005-2008 for cytogenetic analysis at the Cytogenti...
BACKGROUND Parental traumatization has been associated with increased risk for the expression of psychopathology in offspring, and maternal posttraumatic stress disorder (PTSD) appears to increase the risk for the development of offspring PTSD. In this study, Holocaust-related maternal age of exposure and PTSD were evaluated for their association with offspring ambient cortisol and PTSD-associa...
OBJECTIVES To evaluate clinical outcomes of pregnancies in adolescent, advanced and reproductive women maternal age. MATERIALS AND METHODS A total of 187 pregnant women were included into the study 51 (27.27%) were adolescent pregnancies, mean age 17.7 +/- 3.3 years (range, 14-18 years), 40 (21.29%) advanced maternal age pregnancies, mean age 41.4 +/- 2.6 years (range, 39-50 years) and 96 (51...
Food preferences have been identified as a key determinant of children's food acceptance and consumption. The aim of this study was to identify factors that influence children's liking for fruits, vegetables and non-core foods. Participants were Australian mothers (median age at delivery=31years, 18-46years) and their two-year-old children (M=24months, SD=1month; 52% female) allocated to the co...
This study examined the direct and indirect associations between maternal cocaine use during pregnancy and mother-toddler aggression in an interactive context at 2 years of child age. We hypothesized that in addition to direct effects of cocaine exposure on maternal and child aggression, the association between maternal cocaine use and mother-toddler aggression may be indirect via higher matern...
Introduction Preterm birth is still a major health problem throughout the world. Preterm birth results in 75% of neonatal mortality. We sought to identify risk factors which cause preterm birth. Materials and Methods This cross-sectional study assessed all preterm neonates born in Asali Hospital in Khorram Abad (either by NVD or C/S) during the first 6 months of 2007. Sampling method was censu...
BACKGROUND The role of advanced maternal age as a risk factor for congenital malformations in offspring is known. However, the influence of paternal age is not clear. AIM To evaluate the association between advanced paternal age and the risk for congenital malformations. PATIENTS AND METHODS Analysis of maternal and paternal age of cases (malformed newborns) and controls from ECLAMC Databas...
آنالیز ژنتیکی صفات رشد در بز کرکی راینی شامل وزن تولد، 3، 6، 9، و دوازده ماهگی با استفاده از4117رکورد مربوط به 206 پدر و 1402 مادر انجام شد. این رکورد ها از سال 1370 تا 1385جمع آوری شده بود. مولفه های(کو) واریانس با استفاده از مدل تابعیت تصادفی تخمین زده شد. اهمیت اثرات ثابت شامل سن، جنس، شکم زایش مادر، نوع تولد، سال و ماه تولد و اثرات تصادفی شامل اثرات ژنتیکی افزایشی، اثرات ژنتیکی مادری و اثرا...
Background and Aims: Child’s oral health is believed to be related with maternal dental fear and anxiety. The purpose of the present study was to evaluate the relationship between the demographic status and maternal dental fear and anxiety and its effect on child’s dental caries. Materials and Methods: This descriptive and analytical study conducted among 374 mothers which had attended to pedi...
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