Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,973 questions · 3,072 findings · 410 reviews · Headline outcomes only

No studies found 559 · 18.2%GRADE not reported 143 · 4.7%Very low 654 · 21.3%Low 833 · 27.1%Moderate 683 · 22.2%High 200 · 6.5%

Prophylactic or very early CPAP vs supportive care

Bronchopulmonary dysplasia at 36 weeks defined as oxygen dependency at 36 weeks postmenstrual age · preterm infants

Prophylactic or very early CPAP showed no clear difference in bronchopulmonary dysplasia at 36 weeks defined as oxygen dependency… compared with supportive care (moderate certainty).

1 finding from 1 review

Prophylactic or very early CPAP vs supportive care

Death or oxygen requirement at 36 weeks' postmenstrual age · preterm infants

Prophylactic or very early CPAP showed no clear difference in combined outcome of death and bronchopulmonary dysplasia defined as… compared with supportive care (low certainty).

1 finding from 1 review

Prophylactic CPAP vs mechanical ventilation

Bronchopulmonary dysplasia at 36 weeks defined as oxygen dependency at 36 weeks postmenstrual age · preterm infants

Prophylactic CPAP probably leads to lower bronchopulmonary dysplasia at 36 weeks defined as oxygen dependency… compared with mechanical ventilation (moderate certainty).

1 finding from 1 review

Early warning systems (EWS) and rapid response systems (RRS) vs usual care

Composite outcome – non‐randomised studies Composite endpoint of cardiopulmonary arrest, unplanned ICU admission or death per 1000 admitted patients ( · adult on acute hospital wards at risk of clinical deterioration
1 finding from 1 review

Direct oral anticoagulant (DOAC) prophylaxis vs no prophylaxis

Pulmonary embolism · ambulatory people with cancer without venous thromboembolism receiving systemic therapy

Direct oral anticoagulant (DOAC) prophylaxis probably leads to lower pulmonary embolism compared with no prophylaxis (moderate certainty).

1 finding from 1 review

Vitamin K antagonist (VKA) prophylaxis vs no prophylaxis

Pulmonary embolism · ambulatory people with cancer without venous thromboembolism receiving systemic therapy

It is very uncertain whether vitamin K antagonist (VKA) prophylaxis changes pulmonary embolism compared with no prophylaxis (very low certainty).

1 finding from 1 review

Antioxidants vs placebo

Reduction of TTM symptom severityMassachusetts General Hospital Hair‐Pulling Scale (MGH‐HPS) · adults with trichotillomania
1 finding from 1 review

Antioxidants vs placebo

Reduction of TTM symptom severityMassachusetts General Hospital Hair‐Pulling Scale (MGH‐HPS) · children with trichotillomania
1 finding from 1 review

Roselle extract vs placebo

Change** in pulse pressure (mmHg) · hypertension in adults with type 2 diabetes mellitus

The review found no eligible studies for this question.

1 finding from 1 review