What do systematic reviews say?

Conservative treatment vs endovascular coiling

The review found no eligible studies for this question.

• Treatments for unruptured intracranial aneurysms 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Microsurgical clipping vs endovascular coiling

The review found no eligible studies for this question.

• Treatments for unruptured intracranial aneurysms 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Microsurgical clipping vs endovascular coiling

The review found no eligible studies for this question.

• Treatments for unruptured intracranial aneurysms 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Pre‐dilution vs post‐dilution (as defined by study investigators)

The review found no eligible studies for this question.

• Non‐pharmacological interventions for preventing clotting of extracorporeal circuits during continuous renal… 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Higher blood flow vs standard blood flow

The review found no eligible studies for this question.

• Non‐pharmacological interventions for preventing clotting of extracorporeal circuits during continuous renal… 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Long (> 20 cm) vs short (≤ 20 cm) catheter

It is very uncertain whether long (> 20 cm) changes death from any cause at day 28 of compared with short (≤ 20 cm) catheter (very low certainty).

• Non‐pharmacological interventions for preventing clotting of extracorporeal circuits during continuous renal… 2021 · Cochrane Headline outcomes only
  RR 1.38 [0.61, 3.11]
  1 study · 94 participants
  Very low

Surface‐modified vs standard catheter

It is very uncertain whether surface‐modified changes death from any cause at day 28 of compared with standard double‐lumen catheter with identical geometry and flow design (very low certainty).

• Non‐pharmacological interventions for preventing clotting of extracorporeal circuits during continuous renal… 2021 · Cochrane Headline outcomes only
  RR 1.08 [0.76, 1.53]
  1 study · 236 participants
  Very low

Polyethylenimine‐treated membrane (AN69ST) vs other membranes

The review found no eligible studies for this question.

• Non‐pharmacological interventions for preventing clotting of extracorporeal circuits during continuous renal… 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Flat plate vs hollow fibre filter of the same membrane type

The review found no eligible studies for this question.

• Non‐pharmacological interventions for preventing clotting of extracorporeal circuits during continuous renal… 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

More and shorter vs hollow fibre filter of the same membrane type

The review found no eligible studies for this question.

• Non‐pharmacological interventions for preventing clotting of extracorporeal circuits during continuous renal… 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

CVVHDF vs standard CVVH

It is very uncertain whether CVVHDF changes death from any cause at day 28 of compared with CVVH (very low certainty).

• Non‐pharmacological interventions for preventing clotting of extracorporeal circuits during continuous renal… 2021 · Cochrane Headline outcomes only
  RR 0.68 [0.52, 0.9]
  1 study · 206 participants
  Very low

Returning vs discarding gastric residuals

The review found no eligible studies for this question.

• Monitoring of gastric residual volume during enteral nutrition 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

More frequent (less than eight hours) vs less frequent (eight hours or greater) monitoring of gastric residual volume

It is very uncertain whether more frequent (less than eight hours) changes pneumonia (until discontinued or up to 28 days) compared with less frequent (eight hours or greater) monitoring of gastric… (very low certainty).

• Monitoring of gastric residual volume during enteral nutrition 2021 · Cochrane Headline outcomes only
  RR 1.08 [0.64, 1.83]
  1 study · 357 participants
  Very low

More frequent (less than eight hours) vs less frequent (eight hours or greater) monitoring of gastric residual volume

• Monitoring of gastric residual volume during enteral nutrition 2021 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 357 participants
  Very low

No monitoring vs frequent monitoring (12 hours or less) of gastric residual volume

It is very uncertain whether no monitoring changes pneumonia (until discontinued or up to 28 days) compared with frequent monitoring (12 hours or less) of gastric residual volume (very low certainty).

• Monitoring of gastric residual volume during enteral nutrition 2021 · Cochrane Headline outcomes only
  RR 0.7 [0.43, 1.13]
  1 study · 449 participants
  Very low

No monitoring vs frequent monitoring (12 hours or less) of gastric residual volume

• Monitoring of gastric residual volume during enteral nutrition 2021 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 500 participants
  Very low

Higher threshold (500 mL per six hours or greater) vs lower threshold (less than 500 mL per six hours) at time of aspiration

It is very uncertain whether higher threshold (500 mL per six hours or greater) changes pneumonia (until discontinued or up to 28 days) compared with lower threshold (less than 500 mL per six hours) at time of aspiration (very low certainty).

• Monitoring of gastric residual volume during enteral nutrition 2021 · Cochrane Headline outcomes only
  RR 1.03 [0.72, 1.46]
  1 study · 322 participants
  Very low

Higher threshold (500 mL per six hours or greater) vs lower threshold (less than 500 mL per six hours) at time of aspiration

• Monitoring of gastric residual volume during enteral nutrition 2021 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 322 participants
  Very low

Voice‐enabling communication aid vs usual care with an aid

• Interventions to enable communication for adult patients requiring an artificial airway with or without mechanical… 2021 · Cochrane Headline outcomes only
  no estimate extracted
  3 studies · 100 participants
  Low

Non‐vocal communication aid vs usual care without an aid

• Interventions to enable communication for adult patients requiring an artificial airway with or without mechanical… 2021 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 1500 participants
  Low