Factors Affecting the Determination of Secondary Sex Ratio

Background and Objectives: Secondary sex ratio (SSR), i.e. the gender ratio of fetuses reaching viability has faced a declining trend in most societies in recent years. The aim of this study was to determine the contributing factors such as season of conception, type of pregnancy, housing conditions...

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Main Authors: M Shokoohi, M Zareh Neyestanak, E Hashemian Naini, A Noori, M Alinaghi, M Noroozi
Format: Article
Language:fas
Published: Qom University of Medical Sciences 2011-04-01
Series:Majallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Qum
Subjects:
Online Access:http://journal.muq.ac.ir/article-1-71-en.html
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author M Shokoohi
M Zareh Neyestanak
E Hashemian Naini
A Noori
M Alinaghi
M Noroozi
author_facet M Shokoohi
M Zareh Neyestanak
E Hashemian Naini
A Noori
M Alinaghi
M Noroozi
author_sort M Shokoohi
collection DOAJ
description Background and Objectives: Secondary sex ratio (SSR), i.e. the gender ratio of fetuses reaching viability has faced a declining trend in most societies in recent years. The aim of this study was to determine the contributing factors such as season of conception, type of pregnancy, housing conditions, monthly income and financial stress on SSR in Iran. .   Methods: In this cross-sectional study, 202 couples with children under one year old were studied. They were selected using two stage random sampling method from two healthcare centers in Tehran. Financial stress of parents was assessed based on a valid questionnaire. Data regarding other variables were gathered through a checklist. Uni-and multi-variate logistic regression tests were used to analyze the data (p<0.05).   Results: Univariate and multivariate logistic regression analyses showed a significant relationship between financial stress test score {OR=1.056, p=0.024} and rental housing (OR=1.89, p=0.029) and female newborns.   Conclusion: Financial stress not only has physical and moral consequences, but also might play a major role in determining the sex ratio of future generations. Therefore, it is highly important that more effective guidelines be considered for improving welfare conditions and solving the housing problem
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spelling doaj.art-837d7eaa7d774c44a6a59f556971e0292022-12-21T22:26:34ZfasQom University of Medical SciencesMajallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Qum1735-77992008-13752011-04-01512529Factors Affecting the Determination of Secondary Sex RatioM Shokoohi0M Zareh Neyestanak1E Hashemian Naini2A Noori3M Alinaghi4M Noroozi5 Kerman University of Medical Sciences Islamic Azad University, Nain Branch Tehran University of Medical Sciences Kerman University of Medical Sciences Islamic Azad University, Nain Branch Qom University of Medical Sciences Background and Objectives: Secondary sex ratio (SSR), i.e. the gender ratio of fetuses reaching viability has faced a declining trend in most societies in recent years. The aim of this study was to determine the contributing factors such as season of conception, type of pregnancy, housing conditions, monthly income and financial stress on SSR in Iran. .   Methods: In this cross-sectional study, 202 couples with children under one year old were studied. They were selected using two stage random sampling method from two healthcare centers in Tehran. Financial stress of parents was assessed based on a valid questionnaire. Data regarding other variables were gathered through a checklist. Uni-and multi-variate logistic regression tests were used to analyze the data (p<0.05).   Results: Univariate and multivariate logistic regression analyses showed a significant relationship between financial stress test score {OR=1.056, p=0.024} and rental housing (OR=1.89, p=0.029) and female newborns.   Conclusion: Financial stress not only has physical and moral consequences, but also might play a major role in determining the sex ratio of future generations. Therefore, it is highly important that more effective guidelines be considered for improving welfare conditions and solving the housing problemhttp://journal.muq.ac.ir/article-1-71-en.htmlsex distributionsex ratiostress-economicshousingfertility
spellingShingle M Shokoohi
M Zareh Neyestanak
E Hashemian Naini
A Noori
M Alinaghi
M Noroozi
Factors Affecting the Determination of Secondary Sex Ratio
Majallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Qum
sex distribution
sex ratio
stress-economics
housing
fertility
title Factors Affecting the Determination of Secondary Sex Ratio
title_full Factors Affecting the Determination of Secondary Sex Ratio
title_fullStr Factors Affecting the Determination of Secondary Sex Ratio
title_full_unstemmed Factors Affecting the Determination of Secondary Sex Ratio
title_short Factors Affecting the Determination of Secondary Sex Ratio
title_sort factors affecting the determination of secondary sex ratio
topic sex distribution
sex ratio
stress-economics
housing
fertility
url http://journal.muq.ac.ir/article-1-71-en.html
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AT ehashemiannaini factorsaffectingthedeterminationofsecondarysexratio
AT anoori factorsaffectingthedeterminationofsecondarysexratio
AT malinaghi factorsaffectingthedeterminationofsecondarysexratio
AT mnoroozi factorsaffectingthedeterminationofsecondarysexratio