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Search review questions

Each row is one question a systematic review asked: who, what, compared with what, and which outcome, with the effect it found and how certain that is. Words match anywhere in the field.

Limit to evidence status or GRADE (optional)

2,653 questions in 194 reviews · Gynaecology and Fertility

current versions
No studies 531 · 20%Ungraded 76 · 2.9%Very low 826 · 31.1%Low 855 · 32.2%Moderate 341 · 12.9%High 24 · 0.9%

Ungraded means an effect was reported without a GRADE rating; it is not a gap. No studies means the review found nothing to answer the question. The six categories are a display order, not a score.

QuestionEffectEvidenceStatus / GRADE
Sacral colpopexy: laparoscopic vs alternative approach
Any complications (Clavien‐Dindo > 3) · women with apical vaginal prolapse
Surgery for women with apical vaginal prolapse (2023) · Cochrane
RR 1.26 [0.17, 9.44]2 studies · 193 participantsVery low
Sacral colpopexy: laparoscopic vs alternative approach
Operating time (minutes) · women with apical vaginal prolapse
Surgery for women with apical vaginal prolapse (2023) · Cochrane
no estimate extracted3 studies · 241 participantsVery low
Sacral colpopexy: laparoscopic vs alternative approach
Length of Hospital Stay (days) · women with apical vaginal prolapse
Surgery for women with apical vaginal prolapse (2023) · Cochrane
no estimate extracted3 studies · 246 participantsLow
Vaginal procedure vs sacral colpopexy (vault prolapse)
Painful intercourse ‐ Dyspareunia · women with apical vaginal vault prolapse
Surgery for women with apical vaginal prolapse (2023) · Cochrane
RR 3.44 [0.61, 19.53]3 studies · 106 participantsLow
Vaginal procedure vs sacral colpopexy (vault prolapse)
Operating time (minutes) · women with apical vaginal vault prolapse
Surgery for women with apical vaginal prolapse (2023) · Cochrane
no estimate extracted6 studies · 517 participantsLow
Vaginal procedure vs sacral colpopexy (vault prolapse)
Cost (US dollars) · women with apical vaginal vault prolapse
Surgery for women with apical vaginal prolapse (2023) · Cochrane
no estimate extracted2 studies · 188 participantsLow
Vaginal hysterectomy vs sacral hysteropexy/cervicopexy (uterine prolapse)
Awareness of prolapse · women with apical uterine prolapse
Surgery for women with apical vaginal prolapse (2023) · Cochrane
RR 1.01 [0.1, 9.98]2 studies · 200 participantsVery low
Summary of findings table ‐ Progestogens vs GnRH antagonists
Live birth or ongoing pregnancy ‐ total · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted1 study · 1 participantsVery low
Summary of findings table ‐ Progestogens vs GnRH antagonists
Premature LH surge ‐ Own oocytes ‐ PCOS (high‐responders) ‐ Early phase stimulation protocol ‐ Frozen embryo transfer · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted1 study · 1 participantsUngraded
Summary of findings table ‐ Progestogens vs GnRH antagonists
Total oocytes ‐ Normoresponders ‐ Donor oocytes ‐ Early phase stimulation protocol ‐ Fresh embryo transfer (MPA 10 mg/day versus GnRH antagonists) · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted2 studies · 534 participantsUngraded
Summary of findings table ‐ Progestogens vs GnRH antagonists
Total oocytes ‐ PCOS (high‐responders) ‐ Own oocytes ‐ Early phase stimulation protocol ‐ Frozen embryo transfer (micronised progesterone 100 mg/day versus GnRH antagonists) · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted1 study · 120 participantsUngraded
Summary of findings table ‐ Progestogens vs GnRH antagonists
MII oocytes · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
Summary of findings table ‐ Progestogens vs GnRH antagonists
Total dose of gonadotropins (IU) ‐ total · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted4 studies · 952 participantsModerate
Summary of findings table ‐ Progestogens vs GnRH antagonists
MII oocytes ‐ PCOS (high‐responders) ‐ Own oocytes ‐ Early phase stimulation protocol ‐ Frozen embryo transfer (micronised progesterone 100 mg/day versus GnRH antagonists) · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted1 study · 120 participantsUngraded
Summary of findings table ‐ Progestogens vs GnRH antagonists
Moderate or severe OHSS ‐ total · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted3 studies · 3 participantsHigh
Summary of findings table ‐ Progestogens vs GnRH antagonists
Duration of stimulation (days) ‐ PCOS (high‐responders) ‐ Own oocytes ‐ Early phase stimulation protocol ‐ Frozen embryo transfer (micronised progesterone 100 mg/day versus GnRH antagonists) · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted1 study · 120 participantsUngraded
Summary of findings table ‐ Progestogens vs GnRH antagonists
Total dose of gonadotropins (IU) ‐ Poor responders (MPA 10 mg versus GNrH antagoninsts ‐ Own oocytes ‐ Early phase stimulation protocol · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted1 study · 340 participantsUngraded
Summary of findings table ‐ Progestogens vs GnRH antagonists
Total dose of gonadotropins (IU) ‐ Normoresponders ‐ Donor oocytes ‐ Early ophase stimulation protocol ‐ Fresh embryo transfer (MPA 10 mg/day versus GnRH antagonists · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted2 studies · 492 participantsUngraded
Summary of findings table ‐ Progestogens vs GnRH antagonists
Oocyte pick‐up cancellation ‐ total · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 0.92 [0.42, 2.01]3 studies · 648 participantsLow
Summary of findings table ‐ Progestogens vs GnRH antagonists
Total dose of gonadotropins (IU) ‐ PCOS (high‐responders) ‐ Own oocytes ‐ Early phase stumulation protocol ‐ Frozen embryo transfer (micronised progesterone 100 mg/day versus GnRH antagonists) · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted1 study · 120 participantsUngraded
Summary of findings table ‐ Progestogens vs GnRH antagonists
Moderate or severe OHSS ‐ Poor‐responders (MPA 10 mg versus GnRH antagonists) ‐ Own oocytes ‐ Early phase stimulation protocol · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted1 study · 1 participantsUngraded
Summary of findings table ‐ Progestogens vs GnRH antagonists
Moderate or severe OHSS ‐ Normoresponders ‐ Donor oocytes ‐ Early phase stimulation protocol ‐ Fresh embryo transfer (MPA 10 mg/day versus GnRH antagonists) · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted2 studies · 2 participantsUngraded
Summary of findings table ‐ Progestogens vs GnRH antagonists
Live birth or ongoing pregnancy sensitivity analysis ‐ Poor‐responders (MPA 10 mg versus GnRH antagonists) ‐ Own oocytes ‐ Early phase stimulation protocol · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 1.25 [0.73, 2.13]1 study · 340 participantsUngraded
Summary of findings table ‐ Progestogens vs GnRH antagonists
Live birth or ongoing pregnancy sensitivity analysis ‐ PCOS (high‐responders) ‐ own oocytes ‐ early phase stimulation protocol ‐ frozen embryo transfer (micronised progesterone 100 mg/day versus GnRH antagonists) · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 1.87 [0.89, 3.91]1 study · 120 participantsUngraded
Summary of findings table ‐ Progestogens vs GnRH antagonists
Live birth or ongoing pregnancy sensitivity analysis ‐ total · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted2 studies · 2 participantsUngraded
Summary of findings table ‐ Progestogens vs GnRH antagonists
Oocyte pick‐up cancellation sensitivity analysis ‐ Normoresponders (MPA 10 mg versus GnRH antagonists) ‐ Donor oocytes ‐ Early phase stimulation protocol ‐ Fresh embryo transfer · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 0.84 [0.28, 2.55]2 studies · 534 participantsUngraded
Summary of findings table ‐ Progestogens vs GnRH antagonists
Oocyte pick‐up cancellation sensitivity analysis ‐ Normoresponders (micronised progesterone 200 mg versus GnRH antagonists) ‐ Own oocytes ‐ Early phase stimulation protocol ‐ Fresh embryo transfer · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 1 [0.33, 3.06]1 study · 114 participantsUngraded
Summary of findings table ‐ Progestogens vs GnRH antagonists
Oocyte pick‐up cancellation sensitivity analysis ‐ PCOS (high‐responders)(micronised progesterone 100 mg versus GnRH antagonists) ‐ Own oocytes ‐ Early phase stimulation protocol ‐ Frozen embryo transfer · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 0.33 [0.01, 8.21]1 study · 120 participantsUngraded
Summary of findings table ‐ Progestogens vs GnRH antagonists
Oocyte pick‐up cancellation sensitivity analysis ‐ total · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 0.86 [0.4, 1.83]4 studies · 768 participantsUngraded
Summary of findings table ‐ Progestogens vs GnRH antagonists
Clinical pregnancy ‐ Poor‐responders (MPA 10 mg versus GnRH antagonists) ‐ Own oocytes ‐ Early phase stimulation protocol · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 1.32 [0.81, 2.16]1 study · 340 participantsLow
Summary of findings table ‐ Progestagen vs GnRH agonist
Live birth or ongoing pregnancy · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 0.94 [0.58, 1.53]1 study · 260 participantsLow
Summary of findings table ‐ Progestagen vs GnRH agonist
Oocyte pick‐up cancellation · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 1.36 [0.46, 4.02]1 study · 260 participantsLow
Summary of findings table ‐ Progestagen vs GnRH agonist
Clinical Pregnancy · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 0.88 [0.54, 1.44]1 study · 260 participantsLow
Summary of findings table ‐ Progestagen vs GnRH agonist
Miscarriage · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 0.49 [0.12, 2]1 study · 260 participantsLow
Summary of findings table ‐ Progestagen vs GnRH agonist
MII oocytes · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted1 study · 260 participantsHigh
Summary of findings table ‐ Progestagen vs GnRH agonist
Total dose of gonadotropins (IU) · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted1 study · 260 participantsHigh
Summary of findings table ‐ Progestagen vs GnRH agonist
Moderate or severe OHSS · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 0.14 [0.01, 2.73]1 study · 260 participantsVery low
Summary of findings table ‐ Progestogen 1 vs Progestogen 2
Live birth rate · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted2 studies · 2 participantsUngraded
Summary of findings table ‐ Progestogen 1 vs Progestogen 2
Oocyte pick‐up cancellation ‐ Normo‐responders (MPA 4 mg versus Micronised progesterone 100 mg) ‐ Own oocytes ‐ Early phase stimulation protocol · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 0.81 [0.43, 1.53]1 study · 300 participantsLow
Summary of findings table ‐ Progestogen 1 vs Progestogen 2
Oocyte pick‐up cancellation ‐ Normo‐responders (MPA 4 mg versus MPA 10 mg) ‐ Own oocytes ‐ Early phase stimulation protocol · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 2.27 [0.9, 5.74]1 study · 300 participantsModerate
Summary of findings table ‐ Progestogens vs GnRH antagonists
Miscarriage ‐ total · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted2 studies · 2 participantsVery low
Summary of findings table ‐ Progestogen 1 vs Progestogen 2
Oocyte pick‐up cancellation ‐ Normo‐responders (MPA 4 mg versus Dydrogesterone 20 mg) ‐ Own oocytes ‐ Early phase stimulation protocol · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 1.19 [0.61, 2.34]1 study · 300 participantsLow
Summary of findings table ‐ Progestogen 1 vs Progestogen 2
Oocyte pick‐up cancellation ‐ Normo‐responders (MPA 10 mg versus Dydrogesterone 20 mg) ‐ Own oocytes ‐ Early phase stimulation protocol · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 1.49 [0.8, 2.8]1 study · 520 participantsModerate
Summary of findings table ‐ Progestogen 1 vs Progestogen 2
Oocyte pick‐up cancellation ‐ Normo‐responders (Dydrogesterone 20 mg versus Micronised progesterone 100 mg) ‐ Own oocytes ‐ Early phase stimulation protocol · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 0.65 [0.4, 1.06]2 studies · 550 participantsModerate
Summary of findings table ‐ Progestogen 1 vs Progestogen 2
Oocyte pick‐up cancellation ‐ Normo‐responders (Micronised progesterone 100 mg versus Micronised progesterone 200mg) ‐ Own oocytes ‐ Early phase stimulation protocol · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 0.35 [0.09, 1.37]1 study · 150 participantsVery low
Summary of findings table ‐ Progestogen 1 vs Progestogen 2
Clinical pregnancy ‐ Normo‐responders (MPA 10 mg versus Dydrogesterone 20 mg) ‐ Own oocytes ‐ Early phase stimulation protocol · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 1.11 [0.79, 1.57]1 study · 520 participantsModerate
Summary of findings table ‐ Progestogen 1 vs Progestogen 2
Miscarriage ‐ Miscarriage per randomised woman ‐ Normo‐responders (MPA 10 mg versus Dydrogesterone 20 mg) ‐ Own oocytes ‐ Early phase stimulation protocol · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
OR 1.66 [0.68, 4.07]1 study · 520 participantsLow
Summary of findings table ‐ Progestogen 1 vs Progestogen 2
MII oocytes · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
Summary of findings table ‐ Progestogen 1 vs Progestogen 2
Total dose of gonadotropins · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
Summary of findings table ‐ Progestogen 1 vs Progestogen 2
Moderate or severe OHSS · assisted reproduction technology cycles
Progestogens for prevention of luteinising hormone (LH) surge in women undergoing controlled ovarian… (2023) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded