Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,410 questions · 8,901 findings · 1,091 reviews

No studies found 1,687 · 19%GRADE not reported 1,469 · 16.5%Very low 1,969 · 22.1%Low 2,060 · 23.1%Moderate 1,302 · 14.6%High 414 · 4.7%

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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

Drain use vs No drain

Intra‐abdominal infection · people undergoing elective pancreatic resections

It is very uncertain whether drain use changes intra‐abdominal infection compared with no drain use following pancreatic surgery (very low certainty).

1 finding from 1 review

Drain use vs No drain

Wound infection · people undergoing elective pancreatic resections

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

1 finding from 1 review

Drain use vs No drain

Morbidity · people undergoing elective pancreatic resections

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

1 finding from 1 review

Drain use vs No drain

Length of hospital stay · people undergoing elective pancreatic resections

Drain use showed no clear difference in length of hospital stay compared with no drain use following pancreatic surgery (low certainty).

1 finding from 1 review

Active drain vs passive drain

All‐cause mortality · people undergoing elective pancreatic resections

It is very uncertain whether active drain changes mortality compared with passive drain following pancreatic surgery (very low certainty).

2 findings from 1 review