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Social & Preventive Medicine Definitions & Concepts eb59b638

Failure rate of contraceptive method is determined by:

A
Half life index
B
Pearl index
C
Total feility rate
D
Age specific feility rate
High-Yield Explanation
- Pearl's Index: Measures the failure rate/ efficiency of a contraception. PI = Total No. of accidental gestations/ Total months of exposure x 1200 It is expressed per Hundred women years .

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