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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)

487 questions in 49 reviews · Breast Cancer

current versions
No studies 44 · 9%Ungraded 14 · 2.9%Very low 108 · 22.2%Low 128 · 26.3%Moderate 107 · 22%High 86 · 17.7%

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
Intervention NR
Shoulder range of motion for forward flexion ‐ short term · patients at risk for secondary upper limb lymphoedema after breast cancer treatment
Conservative interventions for preventing clinically detectable upper‐limb lymphoedema in patients who are… (2015) · Cochrane
no estimate extracted3 studies · 183 participantsLow
Intervention NR
Shoulder range of motion for abduction ‐ medium term · patients at risk for secondary upper limb lymphoedema after breast cancer treatment
Conservative interventions for preventing clinically detectable upper‐limb lymphoedema in patients who are… (2015) · Cochrane
no estimate extracted3 studies · 183 participantsVery low
Intervention NR
Shoulder range of motion for forward flexion ‐ medium term · patients at risk for secondary upper limb lymphoedema after breast cancer treatment
Conservative interventions for preventing clinically detectable upper‐limb lymphoedema in patients who are… (2015) · Cochrane
no estimate extracted3 studies · 183 participantsVery low
Early shoulder mobilising exercises vs delayed shoulder mobilising exercises
Lymphoedema ‐ medium term · patients at risk for secondary upper limb lymphoedema after breast cancer treatment
Conservative interventions for preventing clinically detectable upper‐limb lymphoedema in patients who are… (2015) · Cochrane
RR 1.69 [0.94, 3.01]3 studies · 378 participantsVery low
Early shoulder mobilising exercises vs delayed shoulder mobilising exercises
Shoulder range of motion for abduction ‐ short term · patients at risk for secondary upper limb lymphoedema after breast cancer treatment
Conservative interventions for preventing clinically detectable upper‐limb lymphoedema in patients who are… (2015) · Cochrane
no estimate extracted2 studies · 262 participantsVery low
Surgery vs primary endocrine therapy
Survival ‐ overall · Women (70 years plus )with operable primary breast cancer
Surgery versus primary endocrine therapy for operable primary breast cancer in elderly women (70 years plus) (2014) · Cochrane
HR 0.98 [0.81, 1.2]3 studies · 495 participantsLow
Surgery plus endocrine therapy vs primary endocrine therapy
Survival ‐ overall · Women (70 years plus) with operable primary breast cancer
Surgery versus primary endocrine therapy for operable primary breast cancer in elderly women (70 years plus) (2014) · Cochrane
HR 0.86 [0.73, 1]3 studies · 1076 participantsLow
Surgery plus endocrine therapy vs primary endocrine therapy
Local disease control · Women (70 years plus) with operable primary breast cancer
Surgery versus primary endocrine therapy for operable primary breast cancer in elderly women (70 years plus) (2014) · Cochrane
HR 0.28 [0.23, 0.35]2 studies · 929 participantsHigh
Intervention NR
Overall survival · patients with HER2‐positive metastatic breast cancer
Trastuzumab‐containing regimens for metastatic breast cancer (2014) · Cochrane
HR 0.82 [0.71, 0.94]5 studies · 1309 participantsModerate
Intervention NR
Progression‐free survival · patients with HER2‐positive metastatic breast cancer
Trastuzumab‐containing regimens for metastatic breast cancer (2014) · Cochrane
HR 0.61 [0.54, 0.7]7 studies · 1489 participantsModerate
Intervention NR
Congestive heart failure · patients with HER2‐positive metastatic breast cancer
Trastuzumab‐containing regimens for metastatic breast cancer (2014) · Cochrane
RR 3.49 [1.88, 6.47]7 studies · 1459 participantsModerate
Fibrin glue instillation under skin flaps vs no‐fibrin
Incidence of postoperativeseromaRR · people with breast and axillary surgery
Fibrin glue instillation under skin flaps to prevent seroma‐related morbidity following breast and axillary… (2013) · Cochrane
RR 1.02 [0.9, 1.16]18 studies · 1252 participantsLow
Fibrin glue instillation under skin flaps vs no‐fibrin
Mean volume of seromaSMD · people with breast and axillary surgery
Fibrin glue instillation under skin flaps to prevent seroma‐related morbidity following breast and axillary… (2013) · Cochrane
no estimate extracted10 studies · 731 participantsLow
Fibrin glue instillation under skin flaps vs no‐fibrin
Total volume of drained seromaSMD · people with breast and axillary surgery
Fibrin glue instillation under skin flaps to prevent seroma‐related morbidity following breast and axillary… (2013) · Cochrane
no estimate extracted13 studies · 888 participantsLow
Fibrin glue instillation under skin flaps vs no‐fibrin
Number of days for persistent drainageSMD · people with breast and axillary surgery
Fibrin glue instillation under skin flaps to prevent seroma‐related morbidity following breast and axillary… (2013) · Cochrane
no estimate extracted13 studies · 861 participantsLow
Fibrin glue instillation under skin flaps vs no‐fibrin
Surgical site infectionRR · people with breast and axillary surgery
Fibrin glue instillation under skin flaps to prevent seroma‐related morbidity following breast and axillary… (2013) · Cochrane
RR 1.05 [0.63, 1.77]13 studies · 1009 participantsLow
Fibrin glue instillation under skin flaps vs no‐fibrin
PostoperativecomplicationsRR · people with breast and axillary surgery
Fibrin glue instillation under skin flaps to prevent seroma‐related morbidity following breast and axillary… (2013) · Cochrane
RR 1.13 [0.63, 2.04]11 studies · 981 participantsLow
Fibrin glue instillation under skin flaps vs no‐fibrin
Length of hospital staySMD · people with breast and axillary surgery
Fibrin glue instillation under skin flaps to prevent seroma‐related morbidity following breast and axillary… (2013) · Cochrane
no estimate extracted6 studies · 364 participantsLow
Intervention NR
Overall survival (OS) · HER2‐positive early breast cancer patients
Trastuzumab containing regimens for early breast cancer (2012) · Cochrane
HR 0.66 [0.57, 0.77]8 studies · 9945 participantsHigh
Intervention NR
Disease free survival (DFS) · HER2‐positive early breast cancer patients
Trastuzumab containing regimens for early breast cancer (2012) · Cochrane
HR 0.6 [0.5, 0.71]8 studies · 9935 participantsHigh
Intervention NR
Congestive heart failure (CHF) · HER2‐positive early breast cancer patients
Trastuzumab containing regimens for early breast cancer (2012) · Cochrane
RR 5.11 [3, 8.72]8 studies · 10281 participantsHigh
Intervention NR
Left ventricular ejection fraction decline (LVEF) · HER2‐positive early breast cancer patients
Trastuzumab containing regimens for early breast cancer (2012) · Cochrane
RR 1.83 [1.36, 2.47]7 studies · 7939 participantsModerate
Intervention NR
Brain metastasis as first site of relapse · HER2‐positive early breast cancer patients
Trastuzumab containing regimens for early breast cancer (2012) · Cochrane
RR 1.75 [1.29, 2.38]5 studies · 6881 participantsLow
Intervention NR
Febrile neutropenia Rates of patients · breast cancer patients undergoing chemotherapy
Primary prophylactic colony‐stimulating factors for the prevention of chemotherapy‐induced febrile… (2012) · Cochrane
RR 0.27 [0.11, 0.7]6 studies · 2073 participantsModerate
Intervention NR
Injection‐site reaction Rates of patients · breast cancer patients undergoing chemotherapy
Primary prophylactic colony‐stimulating factors for the prevention of chemotherapy‐induced febrile… (2012) · Cochrane
RR 3.59 [2.33, 5.53]2 studies · 262 participantsModerate
Intervention NR
Early mortality Rates of patients · breast cancer patients undergoing chemotherapy
Primary prophylactic colony‐stimulating factors for the prevention of chemotherapy‐induced febrile… (2012) · Cochrane
RR 0.32 [0.13, 0.77]8 studies · 2143 participantsLow
Intervention NR
Infection‐related mortality Rates of patients · breast cancer patients undergoing chemotherapy
Primary prophylactic colony‐stimulating factors for the prevention of chemotherapy‐induced febrile… (2012) · Cochrane
RR 0.14 [0.02, 1.29]8 studies · 2143 participantsLow
Intervention NR
Severe neutropenia (WHO grade IV) Rates of patients · breast cancer patients undergoing chemotherapy
Primary prophylactic colony‐stimulating factors for the prevention of chemotherapy‐induced febrile… (2012) · Cochrane
RR 0.44 [0.17, 1.18]4 studies · 712 participantsModerate
Intervention NR
Infections Rates of patients · breast cancer patients undergoing chemotherapy
Primary prophylactic colony‐stimulating factors for the prevention of chemotherapy‐induced febrile… (2012) · Cochrane
RR 0.86 [0.72, 1.02]3 studies · 210 participantsLow
Intervention NR
Hospitalization Rates of patients · breast cancer patients undergoing chemotherapy
Primary prophylactic colony‐stimulating factors for the prevention of chemotherapy‐induced febrile… (2012) · Cochrane
RR 0.14 [0.06, 0.3]4 studies · 1149 participantsLow
Intervention NR
Antibiotics (i.v.) Rates of patients · breast cancer patients undergoing chemotherapy
Primary prophylactic colony‐stimulating factors for the prevention of chemotherapy‐induced febrile… (2012) · Cochrane
RR 0.35 [0.22, 0.55]4 studies · 1568 participantsLow
Intervention NR
Chemotherapy Rates of patients who received the planned chemotherapy doses at scheduled times and doses · breast cancer patients undergoing chemotherapy
Primary prophylactic colony‐stimulating factors for the prevention of chemotherapy‐induced febrile… (2012) · Cochrane
RR 1.05 [0.97, 1.13]4 studies · 1588 participantsLow
Intervention NR
Bone pain Rates of patients · breast cancer patients undergoing chemotherapy
Primary prophylactic colony‐stimulating factors for the prevention of chemotherapy‐induced febrile… (2012) · Cochrane
RR 5.88 [2.54, 13.6]3 studies · 388 participantsModerate
SoF vitamin E vs placebo
Frequency of hot flushes Number of hot flushes per day ( · patients with hot flushes in women with a history of breast cancer
Non‐hormonal interventions for hot flushes in women with a history of breast cancer (2010) · Cochrane
no estimate extracted1 study · 104 participantsHigh
SoF vitamin E vs placebo
Hot flushes score Number of HF x severity (from 1 to 4) ( · patients with hot flushes in women with a history of breast cancer
Non‐hormonal interventions for hot flushes in women with a history of breast cancer (2010) · Cochrane
no estimate extracted1 study · 104 participantsHigh
SoF gabapentin vs placebo
Frequency of hot flushes Number of hot flushes per day ( · patients with hot flushes in women with a history of breast cancer
Non‐hormonal interventions for hot flushes in women with a history of breast cancer (2010) · Cochrane
no estimate extracted1 study · 233 participantsHigh
SoF gabapentin vs placebo
Hot flushes score Number of HF x severity (from 1 to 4) ( · patients with hot flushes in women with a history of breast cancer
Non‐hormonal interventions for hot flushes in women with a history of breast cancer (2010) · Cochrane
no estimate extracted1 study · 233 participantsHigh