Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,103 questions · 1,157 findings · 177 reviews · Headline outcomes only

No studies found 291 · 25.2%GRADE not reported 85 · 7.3%Very low 317 · 27.4%Low 258 · 22.3%Moderate 169 · 14.6%High 37 · 3.2%

Endoscopic surgery vs open surgery

Adverse events (infection, dysaesthesia) · patients with trigger finger

It is very uncertain whether endoscopic surgery changes adverse events (infection, dysaesthesia) compared with open surgery (very low certainty).

1 finding from 1 review

Endoscopic surgery vs open surgery

Neurovascular injury · patients with trigger finger

It is very uncertain whether endoscopic surgery changes neurovascular injury compared with open surgery (very low certainty).

1 finding from 1 review

Low tidal volume vs high tidal volume

All‐cause mortality · adults (aged > 16 years) without acute lung injury needing mechanical positive pressure ventilation during their surgery and undergoing…

Low tidal volume showed no clear difference in mortality compared with high tidal volume (low certainty).

1 finding from 1 review

Low tidal volume vs high tidal volume

Pneumonia · adults (aged > 16 years) without acute lung injury needing mechanical positive pressure ventilation during their surgery and undergoing…

Low tidal volume probably leads to lower pneumonia compared with high tidal volume (moderate certainty).

1 finding from 1 review

Low tidal volume vs high tidal volume

Need for postoperative non‐invasive ventilatory support · adults (aged > 16 years) without acute lung injury needing mechanical positive pressure ventilation during their surgery and undergoing…

Low tidal volume probably leads to lower need for postoperative non‐invasive ventilatory support compared with high tidal volume (moderate certainty).

1 finding from 1 review

Low tidal volume vs high tidal volume

Need for postoperative invasive ventilatory support · adults (aged > 16 years) without acute lung injury needing mechanical positive pressure ventilation during their surgery and undergoing…

Low tidal volume probably leads to lower need for postoperative invasive ventilatory support compared with high tidal volume (moderate certainty).

1 finding from 1 review

Low tidal volume vs high tidal volume

Barotrauma (pneumothorax) · adults (aged > 16 years) without acute lung injury needing mechanical positive pressure ventilation during their surgery and undergoing…

It is very uncertain whether low tidal volume changes barotrauma: pneumothorax compared with high tidal volume (very low certainty).

1 finding from 1 review

Emergency endovascular aneurysm repair vs conventional open repair

Short‐term mortality (30‐day or in‐hospital) · people diagnosed with RAAA

Emergency endovascular aneurysm repair showed no clear difference in short‐term mortality (30‐day or in‐hospital) compared with conventional open repair (moderate certainty).

1 finding from 1 review

Emergency endovascular aneurysm repair vs conventional open repair

Complication: renal complications (moderate or severe) (30‐day) · people diagnosed with RAAA

Emergency endovascular aneurysm repair showed no clear difference in complication: renal complications (moderate or severe) (30‐day) compared with conventional open repair (low certainty).

1 finding from 1 review

Neuroprotection vs control

Progression of visual field loss (worsening of one or more stages, accordingto the Glaucoma Staging System‐2) (at 12 months) · people with open‐angle glaucoma

It is very uncertain whether neuroprotection changes visual field: the proportion of participants with progression of… compared with control (very low certainty).

1 finding from 1 review