Comparison 4. Hydrojet versus clamp‐crush.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Peri‐operative mortality	1	50	Odds Ratio (M‐H, Fixed, 95% CI)	5.43 [0.25, 118.96]
2 Liver failure	1	50	Odds Ratio (M‐H, Fixed, 95% CI)	1.0 [0.06, 16.93]
3 Bleeding requiring percutaneous drainage	1	50	Odds Ratio (M‐H, Fixed, 95% CI)	3.12 [0.12, 80.39]
4 Bile leak requiring percutaneous drainage	1	50	Odds Ratio (M‐H, Fixed, 95% CI)	0.18 [0.01, 4.04]
5 Wound infection	1	50	Odds Ratio (M‐H, Fixed, 95% CI)	0.32 [0.01, 8.25]
6 Transection blood loss (ml/sq cm)	1	50	Mean Difference (IV, Fixed, 95% CI)	2.0 [0.86, 3.14]
7 Number requiring transfusion	1	50	Odds Ratio (M‐H, Fixed, 95% CI)	11.29 [1.29, 98.89]
8 Peak bilirubin (mumol/litre)	1	50	Mean Difference (IV, Fixed, 95% CI)	13.0 [‐7.83, 33.83]
9 Peak prothrombin activity (percentage of activity)	1	50	Mean Difference (IV, Fixed, 95% CI)	‐2.0 [‐13.09, 9.09]
10 Transection speed (sq cm/minute)	1	50	Mean Difference (IV, Fixed, 95% CI)	1.50 [0.67, 2.33]