نتایج جستجو برای: birth interval

تعداد نتایج: 314386  

Journal: :International Journal of Women's Health and Reproduction Sciences 2017

رمضانی اکبرآباد, سپیده, قوی حسین زاده, نوید,

     Longevity records of 26991 Mehraban lambs born from 405 sires and 8114 dams which collected by the Agricultural Organization of Hamedan Province during 1981 to 2011 were used in this study. To determine the fixed effects fitted in statistical model (birth year, birth month, type of birth, age of dam, flock, lamb sex and lamb birth weight and their interactions), the GLM procedure of SAS so...

2013
Zenebu Begna Sahilu Assegid Wondwosen Kassahun Mulusew Gerbaba

BACKGROUND Though birth interval has beneficial effects on health status of the mother and their children, it is affected by range of factors some of which are rooted in social and cultural norms and the reproductive behaviors of individual women. However, there was limited data showed the determinants of birth intervals in rural pastoral communities of South Ethiopia. Therefore, the study was ...

Journal: :Twin research and human genetics : the official journal of the International Society for Twin Studies 2015
Marie Bladh Ann Josefsson John Carstensen Orvar Finnström Gunilla Sydsjö

To date, several studies have investigated the intergenerational effect of preterm and small-for-gestational-age (SGA) births. However, most studies excluded both twin mothers and twin offspring from the analyses. Thus, the objective of this study was to investigate the intergenerational effect of preterm birth and SGA births among twins and singletons. A prospective population-based register s...

2014
Cameron Smith Andrew Fogarty

BACKGROUND Preference for sons in India has resulted in a skewed sex ratio at live birth, probably as a consequence of female feticide. However, it is unclear if these cultural preferences are also currently present in communities who have emigrated from India to England and Wales. METHODS Data of all live births in England and Wales from 2007-2011 were obtained from the Office of National St...

Journal: :The Southeast Asian journal of tropical medicine and public health 2009
K O Hajian-Tilaki N Asnafi F Aliakbarnia-Omrani

The present study aimed to determine the patterns and factors associated with birth intervals in multiparous women in Babol, northern Iran. We conducted a cross-sectional study of 500 multiparous women at health centers and referred to the hospital for delivery in Babol, northern Iran in 2007. Data were collected using a questionnaire, including birth intervals, demographics, fertility variable...

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