Findings

What do systematic reviews say?

2 questions · 2 findings · 1 reviews

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No studies found 0 · 0%GRADE not reported 0 · 0%Very low 0 · 0%Low 0 · 0%Moderate 1 · 50%High 1 · 50%

Levonorgestrel vs Yuzpe

Observed number of pregnancies (all women) · women seeking emergency contraception

Levonorgestrel leads to lower observed number of pregnancies (all women) compared with yuzpe (high certainty).

1 finding from 1 review

Interventions for emergency contraception 2019 · Cochrane Headline outcomes only
RR 0.57 [0.39, 0.84]
6 studies · 4750 participants
High

Single‐dose levonorgestrel vs split‐dose levonorgestrel

Observed number of pregnancies (all women) · women seeking emergency contraception

Single‐dose levonorgestrel showed no clear difference in observed number of pregnancies (all women) compared with split‐dose levonorgestrel (moderate certainty).

1 finding from 1 review

Interventions for emergency contraception 2019 · Cochrane Headline outcomes only
RR 0.84 [0.53, 1.33]
3 studies · 6653 participants
Moderate