Contraceptive effectiveness

Definition

The percentage of users who do not experience a pregnancy during a stated period while using a contraceptive method.

Used by Edexcel

Specification 7.7 · Paper 2

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GCSE Biology · key term

The percentage of users who do not experience a pregnancy during a stated period while using a contraceptive method.

Used by Edexcel

Specification 7.7 · Paper 2

Create a free account to read GCSE Biology revision notes for your exam board and track your progress.