Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

344 questions · 346 findings · 97 reviews · Headline outcomes only

No studies found 31 · 9%GRADE not reported 6 · 1.7%Very low 154 · 44.5%Low 99 · 28.6%Moderate 39 · 11.3%High 17 · 4.9%

Taxane‐containing chemotherapy vs any chemotherapy without taxane

Neuropathy (including grade 3/4 sensory or motor neuropathy, or both) · women with early breast cancer

Taxane‐containing chemotherapy probably leads to higher neuropathy (including grade 3/4 sensory or motor neuropathy, or both) compared with any chemotherapy without taxane (moderate certainty).

1 finding from 1 review

Taxane‐containing chemotherapy vs any chemotherapy without taxane

Cardiotoxicity (including grade 3/4 and congestive cardiac failure) · women with early breast cancer

Taxane‐containing chemotherapy showed no clear difference in cardiotoxicity (including grade 3/4 and congestive cardiac failure) compared with any chemotherapy without taxane (moderate certainty).

1 finding from 1 review

Peripartum/postnatal prophylaxis: UFH vs no treatment

Symptomatic thromboembolic events ( · women with varicose veins before birth, having a caesarean (elective or emergency) or vaginal birth

It is very uncertain whether peripartum/postnatal prophylaxis: UFH changes symptomatic thromboembolic events ( compared with no treatment (very low certainty).

1 finding from 1 review

Peripartum/postnatal prophylaxis: UFH vs no treatment

Symptomatic PE · women with varicose veins before birth, having a caesarean (elective or emergency) or vaginal birth

It is very uncertain whether peripartum/postnatal prophylaxis: UFH changes symptomatic PE ( compared with no treatment (very low certainty).

1 finding from 1 review

Peripartum/postnatal prophylaxis: UFH vs no treatment

Symptomatic DVT · women with varicose veins before birth, having a caesarean (elective or emergency) or vaginal birth

It is very uncertain whether peripartum/postnatal prophylaxis: UFH changes symptomatic DVT ( compared with no treatment (very low certainty).

1 finding from 1 review

Peripartum/postnatal prophylaxis (caesarean): heparin (LMWH or UFH) vs no treatment/placebo

Symptomatic thromboembolic events ( · women giving birth by elective or emergency caesarean (elective only (1 trial), emergency or elective (4 trials))

It is very uncertain whether peripartum/postnatal prophylaxis (caesarean): heparin (LMWH or UFH) changes symptomatic thromboembolic events (timing of assessment unclear,… compared with no treatment/placebo (very low certainty).

1 finding from 1 review

Peripartum/postnatal prophylaxis (caesarean): heparin (LMWH or UFH) vs no treatment/placebo

Symptomatic PE · women giving birth by elective or emergency caesarean (elective only (1 trial), emergency or elective (4 trials))

It is very uncertain whether peripartum/postnatal prophylaxis (caesarean): heparin (LMWH or UFH) changes symptomatic PE (timing of assessment unclear, within 6 weeks… compared with no treatment/placebo (very low certainty).

1 finding from 1 review

Surgery for Bell's palsy vs medical treatment (oral prednisolone) or no treatment

Complete recovery of facial nerve function at 12 months Defined as: complete recovery HB grade I. · Bell's palsy

It is very uncertain whether surgery for Bell's palsy changes complete recovery of facial nerve function at 12 months Defined as:… compared with medical treatment (oral prednisolone) or no treatment (very low certainty).

1 finding from 1 review