Contraceptive efficacy is measured by
Correct Answer: Pearl Index and Life table analysis
Description: Contraceptive Efficacy: Is assessed by measuring the number of unplanned pregnancies that occur during a specified period of exposure and use of a contraceptive method. Two methods used are:
Pearl Index
Life table analysis
Life Table Analysis (LTA) as measure of contraceptive efficacy:
– LTA calculates a failure rate per month of use
– Better measure than PI
Category:
Social & Preventive Medicine
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