Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

318 questions · 353 findings · 50 reviews

No studies found 31 · 8.8%GRADE not reported 53 · 15%Very low 99 · 28%Low 95 · 26.9%Moderate 68 · 19.3%High 7 · 2%

Routine/revealed vs selective/concealed ultrasound

Detection of fetal abnormality before 24 weeks' gestation · Fetal ultrasound assessment before 24 weeks' gestation

Routine/revealed probably leads to higher detection of fetal abnormality before 24 weeks' gestation compared with selective/concealed ultrasound (moderate certainty).

1 finding from 1 review

Routine/revealed vs selective/concealed ultrasound

Detection of multiple pregnancy by 24 to 26 weeks' gestation (number NOT detected) · Fetal ultrasound assessment before 24 weeks' gestation

Routine/revealed probably leads to lower detection of multiple pregnancy by 24 to 26 weeks' gestation (number… compared with selective/concealed ultrasound (moderate certainty).

1 finding from 1 review

Early routine ERCP strategy vs early conservative management with or without delayed or selective ERCP strategy

Death Analysis 1.1 · patients with unselected patients with acute gallstone pancreatitis

Early routine ERCP strategy showed no clear difference in all‐cause mortality, ITT analysis compared with early conservative management with or without delayed or selective… (low certainty).

1 finding from 1 review

Early routine ERCP strategy vs early conservative management with or without delayed or selective ERCP strategy

Local complications defined by the Atlanta Classification (necrosis, abscess, pseudocyst) · patients with unselected patients with acute gallstone pancreatitis

Early routine ERCP strategy showed no clear difference in local complications defined by the Atlanta Classification (necrosis,… compared with early conservative management with or without delayed or selective… (moderate certainty).

1 finding from 1 review

Early routine ERCP strategy vs early conservative management with or without delayed or selective ERCP strategy

Systemic complications defined by the Atlanta Classification (organ failure including shock, pulmonary insufficiency, renal failure, and gastrointestinal bleeding; disseminated intravascular coagulation or severe metabolic disturbances) · patients with unselected patients with acute gallstone pancreatitis

Early routine ERCP strategy showed no clear difference in systemic complications defined by the Atlanta Classification (organ… compared with early conservative management with or without delayed or selective… (moderate certainty).

1 finding from 1 review

Shunting vs no shunting

Stroke‐related death within 30 days of surgery (best‐case) · patients with symptomatic or asymptomatic carotid disease

Shunting may leads to lower stroke‐related death within 30 days of surgery (best‐case) compared with no shunting (low certainty).

1 finding from 1 review

Shunting vs no shunting

Stroke‐related death within 30 days of surgery (worst‐case) · patients with symptomatic or asymptomatic carotid disease

Shunting showed no clear difference in stroke‐related death within 30 days of surgery (worst‐case) compared with no shunting (low certainty).

1 finding from 1 review