Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

231 questions · 242 findings · 123 reviews

No studies found 27 · 11.2%GRADE not reported 14 · 5.8%Very low 59 · 24.4%Low 77 · 31.8%Moderate 44 · 18.2%High 21 · 8.7%

Pentoxifylline with antibiotics (any dose or duration) vs placebo or no intervention

All‐cause mortality during hospital stay · neonates with sepsis

Pentoxifylline with antibiotics (any dose or duration) may leads to lower all‐cause mortality during hospital stay compared with placebo or no intervention (low certainty).

1 finding from 1 review

Intravenous tranexamic acid vs placebo

All‐cause mortality (30 days post‐surgery) · people undergoing definitive fixation of hip, pelvic and long bone fractures

Intravenous tranexamic acid showed no clear difference in all‐cause mortality (30 days post‐surgery) compared with placebo (low certainty).

1 finding from 1 review

Antifibrinolytic therapy - locally-applied tranexamic acid (TXA) mouthwash/solution (SoF eligibility: TXA or EACA; all included trials used topical TXA) vs placebo

All‐cause mortality (30 days post‐surgery) · people undergoing definitive fixation of hip, pelvic and long bone fractures

It is very uncertain whether topical tranexamic acid changes all‐cause mortality (30 days post‐surgery) compared with placebo (very low certainty).

1 finding from 1 review

Perioperative beta‐blockers vs placebo or usual care

Early all‐cause mortality (within 30 days) · adults undergoing non‐cardiac surgery under general anaesthesia (to include: low‐risk, medium‐risk, and high‐risk surgeries)

Perioperative beta‐blockers showed no clear difference in early all‐cause mortality (within 30 days) compared with placebo or standard care (low certainty).

1 finding from 1 review

Summary of findings table ‐ Convalescent plasma vs placebo or usual care

All‐cause mortality at up to day 28 ‐ total · individuals with moderate to severe disease

Summary of findings table ‐ Convalescent plasma showed no clear difference in all‐cause mortality at up to day 28 ‐ total compared with placebo or standard care alone (high certainty).

1 finding from 1 review

Omega‐3 fatty acids and antioxidants vs standard diet or placebo

Mortality within the longest · adults (aged 18 years or older), mechanically ventilated participants with ARDS as defined by the Berlin definition of ARDS or, for older…

Omega‐3 fatty acids and antioxidants showed no clear difference in all‐cause mortality (longest period reported) compared with placebo or standard nutrition (low certainty).

1 finding from 1 review

Nitroglycerin vs placebo

All‐cause mortality in 30 days post operation · patients (15 years of age and older) undergoing non‐cardiac surgery under any type of anaesthesia

It is very uncertain whether nitroglycerin changes all‐cause mortality in 30 days post operation compared with placebo (very low certainty).

1 finding from 1 review