Comparison 6. Hydrojet versus CUSA.

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)	1.0 [0.13, 7.72]
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)	0.32 [0.01, 8.25]
5 Wound infection	1	50	Odds Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
6 Operative blood loss (ml)	1	61	Mean Difference (IV, Fixed, 95% CI)	‐318.0 [‐3094.03, 2458.03]
7 Transection blood loss (ml/sq cm)	1	50	Mean Difference (IV, Random, 95% CI)	‐0.5 [‐2.19, 1.19]
8 Mean blood transfusion requirements	1	61	Std. Mean Difference (IV, Random, 95% CI)	‐0.10 [‐0.60, 0.41]
9 Number requiring transfusion	1	50	Odds Ratio (M‐H, Fixed, 95% CI)	1.0 [0.30, 3.28]
10 Peak bilirubin (mumol/litre)	1	50	Mean Difference (IV, Fixed, 95% CI)	18.0 [‐2.83, 38.83]
11 Peak prothrombin activity (percentage of activity)	1	50	Mean Difference (IV, Fixed, 95% CI)	‐3.0 [‐14.09, 8.09]
12 Transection time (minutes)	1	61	Mean Difference (IV, Fixed, 95% CI)	‐18.0 [‐61.03, 25.03]
13 Transection speed (sq cm/minute)	2	111	Std. Mean Difference (IV, Random, 95% CI)	‐0.01 [‐0.38, 0.36]