Gompertz proportional hazards survival analysis of time to first birth among childbearing women in Somaliland (2020): a cross-sectional study.

BMJ Open · 2026 · PMC12853424 · PMID 41605599

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closest p

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a possible trendno p-value reported

This indicates a possible trend towards slightly delayed first births in Awdal.

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highly significantno p-value reported

Specifically, region of residence (χ2=31.62, p<0.001), type of residence (urban, rural, nomadic) (χ2=14.36, p=0.0008), wealth quintile (χ2=25.09, p<0.001) and age at first marriage (χ2=115.41, p<0.001) are all highly significant, indicating substantial differences in the time to first birth across these categories.

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