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THE ALARMING IMBALANCE OF SEX RATIO AT BIRTH IN CHI LINH, HAIDUONG PROVINCE, VIETNAM 2005 – 2010. Presenter Nguyen Thanh Ha. Content. Introduction Methodology Results Discussion Recommendation. Introduction.
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THE ALARMING IMBALANCE OF SEX RATIO AT BIRTH IN CHI LINH, HAIDUONG PROVINCE, VIETNAM2005 – 2010 Presenter Nguyen Thanh Ha
Content • Introduction • Methodology • Results • Discussion • Recommendation
Introduction • Sex ratio at birth: Statistical indicator computed as: The number of boys being born per one hundred girls (UNFPA). • Normal SBR: 104-106 boys every 100 girls • Important demographic indicator • Doubling-time of population • Critical demographic measures • Trends in infant morbidity (low birth weight, mortality male infants…)
Methodology • A part of CHILILAB database • Fertility, Mortality, Marriage, Migrants, SES and basis Health Information. • Every 6 months from 2003 to date • Births from 2005-2010 • Merge with parental information and preceding child/children • Analyze: descriptive and linear and multiple regression
Results Figure 2: Sex ratio at birth by the sex of previous child/children
Discussion • 2005 – 2008, SBR is 112.3, equivalently to the national rate (111/100 – VPHC, 2009) • Parents choose sex of child (boy) at the first child (114/100) or the 3th one and above (176/100) • SBR is highly related to the sex of preceding child/children, mother’s education, occupation and SES.
Recommendation • To researchers: • To local policy makers: • To community: