Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

57 questions · 57 findings · 29 reviews

No studies found 4 · 7%GRADE not reported 2 · 3.5%Very low 16 · 28.1%Low 18 · 31.6%Moderate 9 · 15.8%High 8 · 14%

Surgical portosystemic shunts vs transjugular intrahepatic portosystemic shunt (TIPS)

All‐cause mortality at 30 days · people with cirrhotic portal hypertension

It is very uncertain whether surgical portosystemic shunts changes all‐cause mortality at 30 days compared with transjugular intrahepatic portosystemic shunt (TIPS) (very low certainty).

1 finding from 1 review

Surgical portosystemic shunts vs transjugular intrahepatic portosystemic shunt (TIPS)

All‐cause mortality at 5 years · people with cirrhotic portal hypertension

It is very uncertain whether surgical portosystemic shunts changes all‐cause mortality at 5 years compared with transjugular intrahepatic portosystemic shunt (TIPS) (very low certainty).

1 finding from 1 review

Higher vs lower FiO2 or targets of arterial oxygenation

All‐cause mortality: range 1 mo to 1 y · adults admitted to the ICU

It is very uncertain whether higher changes all‐cause mortality: range 1 mo to 1 y compared with lower FiO2 or targets of arterial oxygenation (very low certainty).

1 finding from 1 review

Summary of findings table ‐ Silicone earplugs vs no earplugs

All‐cause mortality during hospital stay · preterm or very low birth weight infants

It is very uncertain whether summary of findings table ‐ Silicone earplugs changes all‐cause mortality during hospital stay compared with no earplugs (very low certainty).

1 finding from 1 review

Lung cancer screening with chest radiography +/‐ sputum cytology vs less intense screening

All‐cause mortality ‐ More frequent chest x‐ray screening versus less frequent screening · Patients with lung cancer

Lung cancer screening with chest radiography +/‐ sputum cytology showed no clear difference in all‐cause mortality ‐ More frequent chest x‐ray screening versus… compared with less intense screening (low certainty).

1 finding from 1 review

Lung cancer screening with chest radiography +/‐ sputum cytology vs less intense screening

All‐cause mortality ‐ Annual chest x‐ray plus 4‐monthly cytology versus annual x‐ray alone · Patients with lung cancer

Lung cancer screening with chest radiography +/‐ sputum cytology showed no clear difference in all‐cause mortality ‐ Annual chest x‐ray plus 4‐monthly cytology… compared with less intense screening (high certainty).

1 finding from 1 review

Intervention not reported

All‐cause mortality at 2 days ‐ immediate treatment · patients with acute myocardial infarction or stroke1

It is very uncertain whether the intervention changes all‐cause mortality at 2 days ‐ immediate treatment (very low certainty).

1 finding from 1 review

Intervention not reported

All‐cause mortality at 10 days ‐ short‐term treatment · patients with acute myocardial infarction or stroke1

It is very uncertain whether the intervention changes all‐cause mortality at 10 days ‐ short‐term treatment (very low certainty).

1 finding from 1 review

ICU follow‐up services vs standard care or no follow‐up service

All‐cause mortality Time point of measurement: 2 months in 1 randomised study; 12 months in 3 randomised studies; 14 months in 1 non‐randomised study · adult survivors of the ICU, excluding those already in an existing follow‐up or rehabilitation programme
1 finding from 1 review