Findings

What do systematic reviews say?

1 questions · 2 findings · 1 reviews

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

Oestrogen vs no pretreatment

Live birth or ongoing pregnancy · ovarian stimulation protocols for women undergoing ART

Oestrogen showed no clear difference in live birth or ongoing pregnancy (Oestr + Ant vs Ant) compared with no pretreatment (moderate certainty).

2 findings from 1 review

Oral contraceptive pill, progestogen or oestrogen pretreatment for ovarian stimulation protocols for women undergoing… 2017 · Cochrane Headline outcomes only
OR 0.79 [0.53, 1.17]
2 studies · 502 participants
Moderate
Oral contraceptive pill, progestogen or oestrogen pretreatment for ovarian stimulation protocols for women undergoing… 2017 · Cochrane Headline outcomes only
OR 0.88 [0.51, 1.5]
2 studies · 242 participants
Very low