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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)

1,590 questions in 129 reviews · Gynaecological, Neuro-oncology and Orphan Cancer

current versions
No studies 281 · 17.7%Ungraded 74 · 4.7%Very low 410 · 25.8%Low 420 · 26.4%Moderate 280 · 17.6%High 125 · 7.9%

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
Cannabinoids vs other anti‐emetic agent
Absence of vomiting ( · people with chemotherapy‐induced nausea and vomiting
Cannabinoids for nausea and vomiting in adults with cancer receiving chemotherapy (2015) · Cochrane
RR 1.1 [0.86, 1.4]4 studies · 209 participantsModerate
Cannabinoids vs other anti‐emetic agent
Absence of nausea and vomiting ( · people with chemotherapy‐induced nausea and vomiting
Cannabinoids for nausea and vomiting in adults with cancer receiving chemotherapy (2015) · Cochrane
RR 2 [0.74, 5.4]4 studies · 414 participantsLow
Benefits and harms of CSF plus antibiotics vs antibiotics alone
Overall mortality · people with chemotherapy‐induced febrile neutropenia
Colony‐stimulating factors for chemotherapy‐induced febrile neutropenia (2014) · Cochrane
HR 0.74 [0.47, 1.16]13 studies · 1335 participantsLow
Benefits and harms of CSF plus antibiotics vs antibiotics alone
Infection‐related mortality · people with chemotherapy‐induced febrile neutropenia
Colony‐stimulating factors for chemotherapy‐induced febrile neutropenia (2014) · Cochrane
RR 0.75 [0.47, 1.2]10 studies · 897 participantsLow
Benefits and harms of CSF plus antibiotics vs antibiotics alone
People hospitalized for > 10 days · people with chemotherapy‐induced febrile neutropenia
Colony‐stimulating factors for chemotherapy‐induced febrile neutropenia (2014) · Cochrane
RR 0.65 [0.44, 0.95]7 studies · 1087 participantsLow
Benefits and harms of CSF plus antibiotics vs antibiotics alone
Duration of grade IV neutropenia (lower values signify better outcomes) · people with chemotherapy‐induced febrile neutropenia
Colony‐stimulating factors for chemotherapy‐induced febrile neutropenia (2014) · Cochrane
no estimate extracted9 studies · 1135 participantsLow
Benefits and harms of CSF plus antibiotics vs antibiotics alone
Time to recovery from fever (lower values signify better outcomes) · people with chemotherapy‐induced febrile neutropenia
Colony‐stimulating factors for chemotherapy‐induced febrile neutropenia (2014) · Cochrane
no estimate extracted9 studies · 966 participantsLow
Benefits and harms of CSF plus antibiotics vs antibiotics alone
Time to withdrawal from ATB (lower values signify better outcomes) · people with chemotherapy‐induced febrile neutropenia
Colony‐stimulating factors for chemotherapy‐induced febrile neutropenia (2014) · Cochrane
no estimate extracted3 studies · 457 participantsLow
Benefits and harms of CSF plus antibiotics vs antibiotics alone
Deep vein thrombosis · people with chemotherapy‐induced febrile neutropenia
Colony‐stimulating factors for chemotherapy‐induced febrile neutropenia (2014) · Cochrane
RR 1.68 [0.72, 3.93]4 studies · 389 participantsLow
TMP/SMX vs placebo, no treatment or non‐PCP drug
Documented PCP infections Clinical and microbiological criteria · patients with Pneumocystis pneumonia (PCP) in non‐HIV immunocompromised patients
Prophylaxis for Pneumocystis pneumonia (PCP) in non‐HIV immunocompromised patients (2014) · Cochrane
no estimate extracted10 studies · 1000 participantsModerate
TMP/SMX vs placebo, no treatment or non‐PCP drug
All cause mortality ‐ TMP/SMX versus placebo or no treatment · patients with Pneumocystis pneumonia (PCP) in non‐HIV immunocompromised patients
Prophylaxis for Pneumocystis pneumonia (PCP) in non‐HIV immunocompromised patients (2014) · Cochrane
RR 0.58 [0.17, 2]4 studies · 461 participantsLow
TMP/SMX vs placebo, no treatment or non‐PCP drug
PCP‐related mortality Clinical only · patients with Pneumocystis pneumonia (PCP) in non‐HIV immunocompromised patients
Prophylaxis for Pneumocystis pneumonia (PCP) in non‐HIV immunocompromised patients (2014) · Cochrane
RR 0.17 [0.03, 0.94]9 studies · 886 participantsLow
TMP/SMX vs placebo, no treatment or non‐PCP drug
Adverse events: severe adverse events requiring treatment discontinuation ‐ TMP/SMX versus placebo or no treatment Clinical and laboratory criteria and treatment discontinuations · patients with Pneumocystis pneumonia (PCP) in non‐HIV immunocompromised patients
Prophylaxis for Pneumocystis pneumonia (PCP) in non‐HIV immunocompromised patients (2014) · Cochrane
RR 0.28 [0.05, 1.7]5 studies · 530 participantsModerate
Intervention NR
3‐year overall survival rate (37.2/40.2 mo) · women with locally advanced uterine cervix cancer
High dose rate versus low dose rate intracavity brachytherapy for locally advanced uterine cervix cancer (2014) · Cochrane
RR 0.95 [0.79, 1.15]1 study · 206 participantsLow
Intervention NR
Locaregional recurrence · women with locally advanced uterine cervix cancer
High dose rate versus low dose rate intracavity brachytherapy for locally advanced uterine cervix cancer (2014) · Cochrane
RR 1.09 [0.83, 1.43]4 studies · 976 participantsModerate
Intervention NR
Distant metastasis · women with locally advanced uterine cervix cancer
High dose rate versus low dose rate intracavity brachytherapy for locally advanced uterine cervix cancer (2014) · Cochrane
RR 0.99 [0.72, 1.35]4 studies · 976 participantsModerate
Intervention NR
5‐year overall survival rate (3 to 6 yr) · women with locally advanced uterine cervix cancer
High dose rate versus low dose rate intracavity brachytherapy for locally advanced uterine cervix cancer (2014) · Cochrane
RR 0.93 [0.84, 1.04]2 studies · 912 participantsLow
Intervention NR
10‐year overall survival rate (5 to 15 yr) · women with locally advanced uterine cervix cancer
High dose rate versus low dose rate intracavity brachytherapy for locally advanced uterine cervix cancer (2014) · Cochrane
RR 0.79 [0.52, 1.2]1 study · 430 participantsModerate
Intervention NR
5‐year disease specific survival rate (5 to 15 yr) · women with locally advanced uterine cervix cancer
High dose rate versus low dose rate intracavity brachytherapy for locally advanced uterine cervix cancer (2014) · Cochrane
RR 0.95 [0.84, 1.07]2 studies · 562 participantsModerate
Intervention NR
10‐year disease specific survival rate (5 to 15 yr) · women with locally advanced uterine cervix cancer
High dose rate versus low dose rate intracavity brachytherapy for locally advanced uterine cervix cancer (2014) · Cochrane
RR 1.02 [0.88, 1.19]1 study · 430 participantsModerate
Intervention NR
3‐year relapse‐free survive rate (37.2/40.2 mo) · women with locally advanced uterine cervix cancer
High dose rate versus low dose rate intracavity brachytherapy for locally advanced uterine cervix cancer (2014) · Cochrane
RR 1.04 [0.71, 1.52]1 study · 206 participantsLow
Intervention NR
5‐year relapse‐free survive rate (66 mo) · women with locally advanced uterine cervix cancer
High dose rate versus low dose rate intracavity brachytherapy for locally advanced uterine cervix cancer (2014) · Cochrane
RR 0.96 [0.81, 1.14]1 study · 132 participantsLow
Intervention NR
3‐year local control rate (37.2/40.2 mo) · women with locally advanced uterine cervix cancer
High dose rate versus low dose rate intracavity brachytherapy for locally advanced uterine cervix cancer (2014) · Cochrane
RR 0.95 [0.86, 1.05]1 study · 206 participantsLow
Intervention NR
5‐year local control rate (3 to 6 yr) · women with locally advanced uterine cervix cancer
High dose rate versus low dose rate intracavity brachytherapy for locally advanced uterine cervix cancer (2014) · Cochrane
RR 0.95 [0.87, 1.05]1 study · 482 participantsLow
Intervention NR
Recurrence rate at 1 year · women with high‐grade VIN
Surgical interventions for high‐grade vulval intraepithelial neoplasia (2014) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Overall Survival (median · Patients with brain metastases
Surgery or radiosurgery plus whole brain radiotherapy versus surgery or radiosurgery alone for brain… (2014) · Cochrane
HR 1.11 [0.83, 1.48]5 studies · 663 participantsLow
Intervention NR
Progression free survival · Patients with brain metastases
Surgery or radiosurgery plus whole brain radiotherapy versus surgery or radiosurgery alone for brain… (2014) · Cochrane
HR 0.76 [0.53, 1.1]2 studies · 378 participantsLow
Intervention NR
Any intracranial disease progression at 1 year · Patients with brain metastases
Surgery or radiosurgery plus whole brain radiotherapy versus surgery or radiosurgery alone for brain… (2014) · Cochrane
RR 0.46 [0.35, 0.6]4 studies · 304 participantsLow
Intervention NR
Neurocognitive function · Patients with brain metastases
Surgery or radiosurgery plus whole brain radiotherapy versus surgery or radiosurgery alone for brain… (2014) · Cochrane
no estimate extracted3 studies · 209 participantsLow
Intervention NR
Health related quality of life · Patients with brain metastases
Surgery or radiosurgery plus whole brain radiotherapy versus surgery or radiosurgery alone for brain… (2014) · Cochrane
no estimate extracted3 studies · 436 participantsLow
Intervention NR
Adverse events · Patients with brain metastases
Surgery or radiosurgery plus whole brain radiotherapy versus surgery or radiosurgery alone for brain… (2014) · Cochrane
no estimate extracted4 studies · 568 participantsLow
Image guided surgery vs standard surgery
Complete resection ‐ iMRI · high grade glioma
Image guided surgery for the resection of brain tumours (2014) · Cochrane
no estimate extractedNRNo studies
Intervention NR
5‐ year OS · women with stage III or IV endometrial cancer after primary cytoreductive surgery
Adjuvant chemotherapy for advanced endometrial cancer (2014) · Cochrane
HR 0.75 [0.57, 0.99]2 studies · 620 participantsModerate
Intervention NR
5‐year PFS · women with stage III or IV endometrial cancer after primary cytoreductive surgery
Adjuvant chemotherapy for advanced endometrial cancer (2014) · Cochrane
HR 0.74 [0.59, 0.92]2 studies · 620 participantsModerate
Intervention NR
5‐year OS (stage III) · women with stage III or IV endometrial cancer after primary cytoreductive surgery
Adjuvant chemotherapy for advanced endometrial cancer (2014) · Cochrane
HR 0.76 [0.57, 1.02]2 studies · 514 participantsModerate
Intervention NR
5‐year PFS (stage III) · women with stage III or IV endometrial cancer after primary cytoreductive surgery
Adjuvant chemotherapy for advanced endometrial cancer (2014) · Cochrane
HR 0.81 [0.63, 1.05]2 studies · 514 participantsModerate
Intervention NR
PFS (stage III/IV) Median · women with advanced (stage III/IV) endometrial cancer after surgery and radiotherapy
Adjuvant chemotherapy for advanced endometrial cancer (2014) · Cochrane
HR 0.9 [0.69, 1.17]1 study · 552 participantsModerate
beta‐lactam monotherapy vs beta‐lactam‐aminoglycoside combination therapy
All cause mortality · febrile neutropenic cancer patients.
Beta‐lactam versus beta‐lactam‐aminoglycoside combination therapy in cancer patients with neutropenia (2013) · Cochrane
RR 0.87 [0.75, 1.02]44 studies · 7186 participantsHigh
beta‐lactam monotherapy vs beta‐lactam‐aminoglycoside combination therapy
Any nephrotoxicity ‐ Ag dosing regimen (Copy) · febrile neutropenic cancer patients.
Beta‐lactam versus beta‐lactam‐aminoglycoside combination therapy in cancer patients with neutropenia (2013) · Cochrane
RR 0.45 [0.35, 0.57]39 studies · 6608 participantsHigh
beta‐lactam monotherapy vs beta‐lactam‐aminoglycoside combination therapy
Treatment failure ‐ same beta‐lactam · febrile neutropenic cancer patients.
Beta‐lactam versus beta‐lactam‐aminoglycoside combination therapy in cancer patients with neutropenia (2013) · Cochrane
RR 1.11 [1.02, 1.2]16 studies · 2833 participantsModerate
beta‐lactam monotherapy vs beta‐lactam‐aminoglycoside combination therapy
Treatment failure ‐ different beta‐lactam · febrile neutropenic cancer patients.
Beta‐lactam versus beta‐lactam‐aminoglycoside combination therapy in cancer patients with neutropenia (2013) · Cochrane
RR 0.92 [0.88, 0.97]55 studies · 7736 participantsLow
Oral vs intravenous antibiotic therapy
Mortality · patients with febrile neutropenia in cancer patients
Oral versus intravenous antibiotic treatment for febrile neutropenia in cancer patients (2013) · Cochrane
RR 0.95 [0.54, 1.68]9 studies · 1392 participantsModerate
Oral vs intravenous antibiotic therapy
Treatment failure · patients with febrile neutropenia in cancer patients
Oral versus intravenous antibiotic treatment for febrile neutropenia in cancer patients (2013) · Cochrane
RR 0.96 [0.86, 1.06]22 studies · 3142 participantsModerate
Oral vs intravenous antibiotic therapy
Treatment failure ‐ per protocol analysis · patients with febrile neutropenia in cancer patients
Oral versus intravenous antibiotic treatment for febrile neutropenia in cancer patients (2013) · Cochrane
RR 0.98 [0.86, 1.11]22 studies · 2912 participantsModerate
Oral vs intravenous antibiotic therapy
Adverse events requiring discontinuation of antibiotics · patients with febrile neutropenia in cancer patients
Oral versus intravenous antibiotic treatment for febrile neutropenia in cancer patients (2013) · Cochrane
RR 1.45 [0.61, 3.46]15 studies · 1823 participantsLow
Oral vs intravenous antibiotic therapy
Treatment failure not dt modification in update · patients with febrile neutropenia in cancer patients
Oral versus intravenous antibiotic treatment for febrile neutropenia in cancer patients (2013) · Cochrane
RR 0.95 [0.85, 1.06]21 studies · 3041 participantsModerate
Maintenance chemotherapy vs observation
3‐year PFS · patients with epithelial ovarian cancer
Maintenance chemotherapy for ovarian cancer (2013) · Cochrane
RR 1.07 [0.91, 1.25]4 studies · 541 participantsModerate
Platin‐based maintenance chemotherapy vs observation
3‐year OS · patients with epithelial ovarian cancer
Maintenance chemotherapy for ovarian cancer (2013) · Cochrane
RR 1.06 [0.94, 1.18]3 studies · 341 participantsModerate
Platin‐based maintenance chemotherapy vs observation
5‐year OS · patients with epithelial ovarian cancer
Maintenance chemotherapy for ovarian cancer (2013) · Cochrane
RR 1.07 [0.88, 1.31]2 studies · 219 participantsModerate
Platin‐based maintenance chemotherapy vs observation
10‐year OS · patients with epithelial ovarian cancer
Maintenance chemotherapy for ovarian cancer (2013) · Cochrane
RR 1.08 [0.78, 1.49]2 studies · 219 participantsModerate