It is very uncertain whether active drain changes morbidity compared with passive drain following pancreatic surgery (very low certainty).
It is very uncertain whether active drain changes length of hospital stay compared with passive drain following pancreatic surgery (very low certainty).
It is very uncertain whether early changes mortality compared with late drain removal following pancreatic surgery (very low certainty).
It is very uncertain whether early changes intra‐abdominal infection compared with late drain removal following pancreatic surgery (very low certainty).
It is very uncertain whether early changes wound infection compared with late drain removal following pancreatic surgery (very low certainty).
The review found no eligible studies for this question.
It is very uncertain whether early changes morbidity compared with late drain removal following pancreatic surgery (very low certainty).
It is very uncertain whether early changes length of hospital stay compared with late drain removal following pancreatic surgery (very low certainty).
It is very uncertain whether drain use changes intra‐abdominal infection compared with no drain use following pancreatic surgery (very low certainty).
Drain use showed no clear difference in wound infection compared with no drain use following pancreatic surgery (low certainty).
Drain use showed no clear difference in morbidity compared with no drain use following pancreatic surgery (moderate certainty).
Drain use showed no clear difference in length of hospital stay compared with no drain use following pancreatic surgery (low certainty).
It is very uncertain whether active drain changes mortality compared with passive drain following pancreatic surgery (very low certainty).
It is very uncertain whether laparoscopic distal pancreatectomy changes positive resection margins compared with open distal pancreatectomy (very low certainty).
It is very uncertain whether extended changes overall survival (1‐year compared with standard lymph node resection (very low certainty).
It is very uncertain whether extended changes overall survival (3‐year compared with standard lymph node resection (very low certainty).
Extended showed no clear difference in postoperative mortality (duration of compared with standard lymph node resection (low certainty).