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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
Laparoscopy vs open appendicectomy
Any adverse events · women of childbearing age with acute lower abdominal pain
Laparoscopy for the management of acute lower abdominal pain in women of childbearing age (2014) · Cochrane
OR 0.46 [0.19, 1.1]7 studies · 563 participantsLow
Laparoscopy vs open appendicectomy
Total length of in‐patient stay (days) · women of childbearing age with acute lower abdominal pain
Laparoscopy for the management of acute lower abdominal pain in women of childbearing age (2014) · Cochrane
no estimate extracted6 studies · 455 participantsLow
Laparoscopy vs open appendicectomy
Normal appendix removed · women of childbearing age with acute lower abdominal pain
Laparoscopy for the management of acute lower abdominal pain in women of childbearing age (2014) · Cochrane
OR 0.13 [0.07, 0.24]7 studies · 475 participantsModerate
Laparoscopy vs 'wait and see' strategy
Diagnosis before discharge · women of childbearing age with acute lower abdominal pain
Laparoscopy for the management of acute lower abdominal pain in women of childbearing age (2014) · Cochrane
OR 6.07 [1.85, 19.88]4 studies · 395 participantsModerate
Laparoscopy vs 'wait and see' strategy
Any adverse events · women of childbearing age with acute lower abdominal pain
Laparoscopy for the management of acute lower abdominal pain in women of childbearing age (2014) · Cochrane
OR 0.87 [0.45, 1.67]4 studies · 399 participantsModerate
Laparoscopy vs 'wait and see' strategy
Total length of in‐patient stay (days) · women of childbearing age with acute lower abdominal pain
Laparoscopy for the management of acute lower abdominal pain in women of childbearing age (2014) · Cochrane
no estimate extracted2 studies · 169 participantsLow
Laparoscopy vs 'wait and see' strategy
Normal appendix removed · women of childbearing age with acute lower abdominal pain
Laparoscopy for the management of acute lower abdominal pain in women of childbearing age (2014) · Cochrane
OR 5.14 [2.22, 11.87]1 study · 104 participantsLow
Laparoscopy vs 'wait and see' strategy
Mortality · women of childbearing age with acute lower abdominal pain
Laparoscopy for the management of acute lower abdominal pain in women of childbearing age (2014) · Cochrane
OR 1.03 [0.06, 16.93]3 studies · 334 participantsLow
GnRH agonist vs HCG
Live birth · subfertile women
Gonadotropin‐releasing hormone agonist versus HCG for oocyte triggering in antagonist‐assisted reproductive… (2014) · Cochrane
OR 0.47 [0.31, 0.7]5 studies · 532 participantsModerate
GnRH agonist vs HCG
OHSS (mild, moderate or severe): overall risk · subfertile women
Gonadotropin‐releasing hormone agonist versus HCG for oocyte triggering in antagonist‐assisted reproductive… (2014) · Cochrane
OR 0.15 [0.05, 0.47]8 studies · 989 participantsModerate
GnRH agonist vs HCG
OHSS (moderate or severe): overall risk · subfertile women
Gonadotropin‐releasing hormone agonist versus HCG for oocyte triggering in antagonist‐assisted reproductive… (2014) · Cochrane
OR 0.21 [0.07, 0.66]8 studies · 989 participantsModerate
GnRH agonist vs HCG
OHSS (mild, moderate or severe) in women at high risk of OHSS · subfertile women
Gonadotropin‐releasing hormone agonist versus HCG for oocyte triggering in antagonist‐assisted reproductive… (2014) · Cochrane
OR 0.06 [0.01, 0.34]3 studies · 212 participantsModerate
GnRH agonist vs HCG
Ongoing pregnancy · subfertile women
Gonadotropin‐releasing hormone agonist versus HCG for oocyte triggering in antagonist‐assisted reproductive… (2014) · Cochrane
OR 0.7 [0.54, 0.91]11 studies · 1198 participantsLow
GnRH agonist vs HCG
Miscarriage · subfertile women
Gonadotropin‐releasing hormone agonist versus HCG for oocyte triggering in antagonist‐assisted reproductive… (2014) · Cochrane
OR 1.74 [1.1, 2.75]11 studies · 1198 participantsModerate
Intervention NR
Change in number of hot flushes/24 h ( · perimenopausal and postmenopausal women with vasomotor symptoms
Relaxation for perimenopausal and postmenopausal symptoms (2014) · Cochrane
no estimate extracted2 studies · 72 participantsVery low
Intervention NR
Improvement in severity of hot flushes ( · perimenopausal and postmenopausal women with vasomotor symptoms
Relaxation for perimenopausal and postmenopausal symptoms (2014) · Cochrane
no estimate extracted2 studies · 72 participantsVery low
Intervention NR
Adverse effects · perimenopausal and postmenopausal women with vasomotor symptoms
Relaxation for perimenopausal and postmenopausal symptoms (2014) · Cochrane
no estimate extractedNRNo studies
Medical treatment vs placebo
Improvement in pain score at end of treatment: progesterone versus placebo · women with chronic pelvic pain
Non‐surgical interventions for the management of chronic pelvic pain (2014) · Cochrane
Peto OR 3 [1.7, 5.31]204 participantsModerate
Intervention NR
CI: Confidence interval. · management of chronic pelvic pain
Non‐surgical interventions for the management of chronic pelvic pain (2014) · Cochrane
no estimate extractedNRNo studies
Psychological therapy vs control interventions
Improvement in pain scores—Ultrasound scan and counselling session versus 'wait and see' · women with chronic pelvic pain
Non‐surgical interventions for the management of chronic pelvic pain (2014) · Cochrane
Peto OR 6.77 [2.83, 16.19]90 participantsLow
Psychological therapy vs control interventions
Improvement in pain scores—Somatocognitive therapy (Mensendieck) versus standard gynaecological clinical care · women with chronic pelvic pain
Non‐surgical interventions for the management of chronic pelvic pain (2014) · Cochrane
Peto OR 3.38 [0.97, 11.8]40 participantsVery low
Psychological therapy vs control interventions
Improvement in pain scores—Integrated approach (somatic, psychological, dietary, environmental and physiotherapeutic factors) versus standard care · women with chronic pelvic pain
Non‐surgical interventions for the management of chronic pelvic pain (2014) · Cochrane
Peto OR 1.52 [0.71, 3.27]106 participantsLow
Psychological therapy vs control interventions
Improvement in pain scores—Writing therapy (disclosure of pain) versus non‐disclosure · women with chronic pelvic pain
Non‐surgical interventions for the management of chronic pelvic pain (2014) · Cochrane
Peto OR 4.47 [1.41, 14.13]48 participantsVery low
Psychological therapy vs control interventions
Improvement in pain scores—Psychotherapy versus placebo, measured at end of treatment · women with chronic pelvic pain
Non‐surgical interventions for the management of chronic pelvic pain (2014) · Cochrane
Peto OR 0.79 [0.24, 2.59]51 participantsLow
Complementary therapy vs control interventions
Reduction in pain score: distension of painful pelvic structures versus counselling · women with chronic pelvic pain
Non‐surgical interventions for the management of chronic pelvic pain (2014) · Cochrane
no estimate extracted48 participantsModerate
Complementary therapy vs control interventions
Pain score after treatment: magnetic therapy versus control magnet · women with chronic pelvic pain
Non‐surgical interventions for the management of chronic pelvic pain (2014) · Cochrane
no estimate extracted19 participantsVery low
Medical treatment vs placebo
Improvement in pain score (up to nine months after treatment): progesterone versus placebo · women with chronic pelvic pain
Non‐surgical interventions for the management of chronic pelvic pain (2014) · Cochrane
Peto OR 2.09 [1.18, 3.71]204 participantsModerate
Medical treatment vs placebo
Weight gain: progesterone versus placebo · women with chronic pelvic pain
Non‐surgical interventions for the management of chronic pelvic pain (2014) · Cochrane
Peto OR 7.82 [3.28, 18.65]85 participantsHigh
Medical treatment vs placebo
Bloatedness: progesterone versus placebo · women with chronic pelvic pain
Non‐surgical interventions for the management of chronic pelvic pain (2014) · Cochrane
Peto OR 3.2 [1.37, 7.47]85 participantsHigh
Medical treatment vs placebo
Improvement in pain score: lofexidine versus placebo · women with chronic pelvic pain
Non‐surgical interventions for the management of chronic pelvic pain (2014) · Cochrane
Peto OR 0.42 [0.11, 1.61]39 participantsLow
Medical treatment vs placebo
Drowsiness/lethargy: lofexidine versus placebo · women with chronic pelvic pain
Non‐surgical interventions for the management of chronic pelvic pain (2014) · Cochrane
Peto OR 3.8 [1.09, 13.26]39 participantsModerate
Medical treatment vs placebo
Dry mouth: lofexidine versus placebo · women with chronic pelvic pain
Non‐surgical interventions for the management of chronic pelvic pain (2014) · Cochrane
Peto OR 8.6 [2.44, 30.31]39 participantsModerate
Intervention NR
Improvement in pelvic pain at one year: goserelin versus progestogen · management of chronic pelvic pain
Non‐surgical interventions for the management of chronic pelvic pain (2014) · Cochrane
no estimate extracted47 participantsModerate
Intervention NR
Pain at 24 months: gabapentin versus amytriptyline · management of chronic pelvic pain
Non‐surgical interventions for the management of chronic pelvic pain (2014) · Cochrane
no estimate extracted40 participantsLow
Vitrification vs slow freezing
Live birth · subfertile women undergoing oocyte cryopreservation
Vitrification versus slow freezing for women undergoing oocyte cryopreservation (2014) · Cochrane
no estimate extractedNRNo studies
Vitrification vs slow freezing
Ongoing pregnancy rate · subfertile women undergoing oocyte cryopreservation
Vitrification versus slow freezing for women undergoing oocyte cryopreservation (2014) · Cochrane
RR 6.07 [0.86, 43.04]1 study · 28 participantsLow
Vitrification vs slow freezing
Clinical pregnancy rate · subfertile women undergoing oocyte cryopreservation
Vitrification versus slow freezing for women undergoing oocyte cryopreservation (2014) · Cochrane
RR 3.86 [1.63, 9.11]2 studies · 106 participantsModerate
Vitrification vs slow freezing
Adverse events · subfertile women undergoing oocyte cryopreservation
Vitrification versus slow freezing for women undergoing oocyte cryopreservation (2014) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Moderate dose SSRI versus placebo Luteal or continuous administration · women with premenstrual syndrome
Selective serotonin reuptake inhibitors for premenstrual syndrome (2013) · Cochrane
no estimate extracted9 studies · 1276 participantsLow
Intervention NR
Moderate dose SSRI versus placebo Luteal administration · women with premenstrual syndrome
Selective serotonin reuptake inhibitors for premenstrual syndrome (2013) · Cochrane
no estimate extracted4 studies · 457 participantsModerate
Intervention NR
Moderate dose SSRI versus placebo Continuous administration · women with premenstrual syndrome
Selective serotonin reuptake inhibitors for premenstrual syndrome (2013) · Cochrane
no estimate extracted7 studies · 843 participantsLow
Intervention NR
Moderate dose SSRI versus placebo Luteal administration2 · women with premenstrual syndrome
Selective serotonin reuptake inhibitors for premenstrual syndrome (2013) · Cochrane
no estimate extracted4 studies · 657 participantsModerate
Intervention NR
Low dose SSRI versus placebo Luteal or continuous administration · women with premenstrual syndrome
Selective serotonin reuptake inhibitors for premenstrual syndrome (2013) · Cochrane
OR 1.76 [1.13, 2.75]7 studies · 1301 participantsModerate
Intervention NR
Mod dose SSRI versus placebo Luteal or continuous administration · women with premenstrual syndrome
Selective serotonin reuptake inhibitors for premenstrual syndrome (2013) · Cochrane
OR 2.55 [1.84, 3.53]15 studies · 2447 participantsModerate
Intervention NR
High dose SSRIs versus placebo Continuous administration · women with premenstrual syndrome
Selective serotonin reuptake inhibitors for premenstrual syndrome (2013) · Cochrane
RR 6.35 [2.88, 14]1 study · 231 participantsModerate
IUI vs FSP
Live birth per couple · women with non‐tubal infertility
Intrauterine insemination versus fallopian tube sperm perfusion for non‐tubal infertility (2013) · Cochrane
OR 0.94 [0.59, 1.49]3 studies · 633 participantsLow
IUI vs FSP
Clinical pregnancy per couple · women with non‐tubal infertility
Intrauterine insemination versus fallopian tube sperm perfusion for non‐tubal infertility (2013) · Cochrane
OR 0.75 [0.49, 1.12]14 studies · 1745 participantsLow
IUI vs FSP
Multiple pregnancy per couple · women with non‐tubal infertility
Intrauterine insemination versus fallopian tube sperm perfusion for non‐tubal infertility (2013) · Cochrane
OR 0.62 [0.29, 1.32]7 studies · 908 participantsLow
IUI vs FSP
Miscarriage per couple · women with non‐tubal infertility
Intrauterine insemination versus fallopian tube sperm perfusion for non‐tubal infertility (2013) · Cochrane
OR 1.07 [0.56, 2.05]7 studies · 884 participantsLow
IUI vs FSP
Ectopic pregnancy per couple · women with non‐tubal infertility
Intrauterine insemination versus fallopian tube sperm perfusion for non‐tubal infertility (2013) · Cochrane
OR 0.88 [0.24, 3.19]4 studies · 643 participantsVery low