Lecs5&6Mortality(Revised07)-1

Lecs5&6Mortality(Revised07)-1 - Measures of...

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Measures of Mortality Mortality in Different Populations
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Mortality is a term which means “death” or describes death and related issues
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Mortality Table
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Selected Mortality Rates
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Maternal Mortality
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Rates With rates, the numerator is included in the denominator Rate is the number of or frequency of a disease per unit size of population
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Ratio
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Ratios Ratio – the relation in number, degree or quantity existing between two similar things 25 ♀ : 30 ♂ Ratio as a fraction 25/30 or 5/6
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Proportions Compare like populations or like illnesses within a population For example, 40 children are currently ill with measles, while 80 children all together have or have had the measles
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Mortality Deaths; describes death; related issues Graunt 1600s – Bills of Mortality Farr (1807-1883) Registrar general; vital statistics Causes Registration
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Types of Mortality Rates/Ratio annual death rate crude death rates infant mortality rates (ratio)
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Lecs5&6Mortality(Revised07)-1 - Measures of...

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