Table 1: Utility of the use of routine drainage associated with cholecystectomy in randomized studies.

Author

(year)

Sample

Type of

Surgery

Post-surgical morbidity

Pain

IHS

Nausea or

vomiting

Subhepatic

collections

Other

Nursal

(2003)7

69

Elective

and urgent

Similar

Similar

NA

More

severe

without drainage

NA

Reduced

amount of

subdiaphragmatic

gas post-surgery

Uchiyama

(2007)8

120

Elective

Similar

More

severe with

drainage

Similar

NA

NA

Tzovaras

(2009)9

565

Elective

Similar

More

severe with

drainage

Similar

NA

NA

Georgiou

(2011)10

116

Elective

Similar

More

severe with

drainage

Longer with drainage

Similar

Similar

Longer surgical

time with drains

(6.9 min)

El-Labban

(2012)11

160

Elective

Similar

Similar

Longer with drainage

Similar

Similar

Picchio

(2012)12

106

Elective

NA

Similar

NA

NA

Similar

Shamim

(2013)13

155

Elective

NA

NA

Longer with drainage

NA

Longer with drainage at 24 hours. Similar at 72-hours

Park

(2015)14

159

Urgent

Similar

NA

Longer with drainage

NA

Similar

Kim

(2015)15

193

Urgent

Similar

More

severe with

drainage

Similar

NA

NA

Qiu

(2018)16

212

Urgent

Similar

Similar

Longer with drainage

NA

NA

Less incapacity without drainage

IHS = In-hospital stay.

NA = not available.