Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

279 questions · 284 findings · 30 reviews

No studies found 75 · 26.4%GRADE not reported 8 · 2.8%Very low 81 · 28.5%Low 65 · 22.9%Moderate 51 · 18%High 4 · 1.4%

Indwelling urethral catheterisation vs intermittent urethral catheterisation

Asymptomatic bacteruria · Patients with short‐term bladder drainage

It is very uncertain whether indwelling urethral catheterisation changes asymptomatic bacteruria compared with intermittent urethral catheterisation (very low certainty).

1 finding from 1 review

Drain use vs No drain

All‐cause mortality · people undergoing elective pancreatic resections

Drain use showed no clear difference in mortality compared with no drain use following pancreatic surgery (low certainty).

2 findings from 1 review

Active drain vs passive drain

Intra‐abdominal infection · people undergoing elective pancreatic resections

It is very uncertain whether active drain changes intra‐abdominal infection compared with passive drain following pancreatic surgery (very low certainty).

1 finding from 1 review

Active drain vs passive drain

Length of hospital stay · people undergoing elective pancreatic resections

It is very uncertain whether active drain changes length of hospital stay compared with passive drain following pancreatic surgery (very low certainty).

1 finding from 1 review

Early vs late drain removal following pancreatic surgery

All‐cause mortality · people undergoing elective pancreatic resections

It is very uncertain whether early changes mortality compared with late drain removal following pancreatic surgery (very low certainty).

2 findings from 1 review