Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,922 questions · 3,118 findings · 513 reviews

No studies found 574 · 18.4%GRADE not reported 372 · 11.9%Very low 723 · 23.2%Low 854 · 27.4%Moderate 489 · 15.7%High 106 · 3.4%

Slow vs fast subcutaneous heparin injection

Bruise incidence ‐ 48 hours after injection · patients treated with subcutaneous heparin injections

Slow may leads to lower bruise incidence ‐ 48 hours after injection compared with fast subcutaneous heparin injection (low certainty).

2 findings from 1 review

HFNC vs standard oxygen therapy

Treatment failure (escalation of respiratory therapy to NIV, NIPPV or invasive ventilation) Measured up to 28 days · adults in the ICU, requiring respiratory support

HFNC may leads to lower treatment failure (escalation of respiratory therapy to NIV, NIPPV… compared with standard oxygen therapy (low certainty).

1 finding from 1 review

HFNC vs standard oxygen therapy

In‐hospital mortality (up to 90 days; included studies reported in‐hospital mortality, and mortality up to 28 days and up to ICU discharge) · adults in the ICU, requiring respiratory support

HFNC showed no clear difference in in‐hospital mortality (up to 90 days; included studies reported… compared with standard oxygen therapy (moderate certainty).

1 finding from 1 review

HFNC vs standard oxygen therapy

Adverse events Respiratory infection (pneumonia) Nasal mucosa or skin trauma · adults in the ICU, requiring respiratory support

HFNC showed no clear difference in adverse events Respiratory infection (pneumonia) Nasal mucosa or… compared with standard oxygen therapy (moderate certainty).

1 finding from 1 review

HFNC vs NIPPV or NIV

Treatment failure (escalation of respiratory therapy to NIV, NIPPV or invasive ventilation) Measured up to 28 days · adults in the ICU, requiring respiratory support

HFNC showed no clear difference in treatment failure (escalation of respiratory therapy to NIV, NIPPV… compared with NIPPV or NIV (low certainty).

1 finding from 1 review