W Indian Med J
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The male:female ratio at birth (M/F: male births divided by total births) is anticipated to approximate 0.515. The M/F in Micronesia in the Pacific Ocean has been noted to be higher than anticipated. This study analysed M/F in island populations available from a World Health Organization dataset. ⋯ The M/F in these equatorial islands is lower than anticipated, and the reason for this is unknown.