When used consistently and correctly the male condom is how effective in preventing pregnancy?

When utilized correctly the male condom has 98% effectiveness in preventing pregnancy. the emphasis is on utilized correctly. However, humans are prone to error and reduce the effectiveness of the male condom by 13%. Practically, taking into account the room for error, the male condom is 85%. It follows that 15 out of 100 women get pregnant annually despite having used male condoms.

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