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Figure 1 | Population Health Metrics

Figure 1

From: Measuring infertility in populations: constructing a standard definition for use with demographic and reproductive health surveys

Figure 1

Primary infertility, women aged 20 to 49 years using a five-year exposure period. Primary infertility prevalence is calculated as the number of infertile women (A) divided by the number of women who are both infertile and fertile (A and B). 1: Union is defined as marriage or cohabitation. 2: Desire for a child is defined as wanting a child, undecided, or declared infecund.

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Population Health Metrics

ISSN: 1478-7954