Findings

What do systematic reviews say?

2 questions · 2 findings · 2 reviews · Anaesthesia

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No studies found 0 · 0%GRADE not reported 0 · 0%Very low 2 · 100%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

PEEP vs zero end‐expiratory pressure (ZEEP) during mechanical ventilation

Postoperative mortality · adult participants given general anaesthesia

It is very uncertain whether PEEP changes postoperative mortality compared with zero end‐expiratory pressure (ZEEP) during mechanical ventilation (very low certainty).

1 finding from 1 review

Positive end‐expiratory pressure (PEEP) during anaesthesia for prevention of mortality and postoperative pulmonary… 2014 · Cochrane Headline outcomes only
RR 0.97
6 studies · 268 participants
Very low

Preoperative inspiratory muscle training vs usual care, non‐exercise intervention

Mortality In the early postoperative period (≤ 30 days) · adult participants undergoing cardiac and major abdominal surgery

It is very uncertain whether preoperative inspiratory muscle training changes all‐cause mortality within 30 days during postoperative period compared with usual care, non‐exercise intervention (very low certainty).

1 finding from 1 review

Preoperative inspiratory muscle training for postoperative pulmonary complications in adults undergoing cardiac and… 2015 · Cochrane Headline outcomes only
RR 0.4 [0.04, 4.23]
7 studies · 431 participants
Very low