Which gender is most likely to be born? Unpacking the Science of Sex Ratios
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4 min read
On average, about 105 boys are born for every 100 girls globally, establishing males as the gender most likely to be born. This slight male bias at birth, known as the sex ratio at birth (SRB), is a consistent demographic observation, but the reasons behind it are complex and involve an interplay of biological and environmental factors. The imbalance is temporary, as higher male mortality rates tend to equalize the population ratio over the lifespan.
