Effects of Socio-demographic Factors on the Decreasing Trend in the Sex Ratio at Birth in Korea, 1997-2017.

J Prev Med Public Health · 2020 · PMC7569017 · PMID 33070509

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a decreasing trendno p-value reported

While a decreasing trend in the SSR was not noted among first births, male-biased sex ratios were prominent among third and higher-order births, for which the highest SSR was 1.46 in 1998.

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