Comparison 2. Osteotomy versus anatomical reduction: sliding hip screw.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Operative details: length of surgery and blood loss	2		Mean Difference (IV, Fixed, 95% CI)	Subtotals only
1.1 Length of surgery (minutes)	2	209	Mean Difference (IV, Fixed, 95% CI)	6.97 [1.47, 12.46]
1.2 Operative blood loss (ml)	2	209	Mean Difference (IV, Fixed, 95% CI)	85.56 [35.52, 135.61]
2 Fracture fixation complications	4		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
2.1 Cut‐out rate	2	209	Risk Ratio (M‐H, Fixed, 95% CI)	1.13 [0.29, 4.36]
2.2 Non‐union	2	209	Risk Ratio (M‐H, Fixed, 95% CI)	5.47 [0.27, 111.39]
2.3 Fixation failure rate	4	419	Risk Ratio (M‐H, Fixed, 95% CI)	1.51 [0.81, 2.83]
2.4 Reoperation	2	209	Risk Ratio (M‐H, Fixed, 95% CI)	0.82 [0.16, 4.19]
3 Deep sepsis	2	209	Risk Ratio (M‐H, Fixed, 95% CI)	0.29 [0.03, 2.50]
4 Medical complications	2	209	Risk Ratio (M‐H, Fixed, 95% CI)	0.98 [0.66, 1.45]
5 Length of hospital stay (days)	2		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
6 Anatomical deformity	2		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
6.1 Leg shortening (> 1 cm)	1	75	Risk Ratio (M‐H, Fixed, 95% CI)	2.17 [0.71, 6.58]
6.2 Varus deformity	2	163	Risk Ratio (M‐H, Fixed, 95% CI)	0.37 [0.10, 1.32]
6.3 External rotation deformity	1	75	Risk Ratio (M‐H, Fixed, 95% CI)	3.25 [0.35, 29.85]
7 Final outcome measures	3		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
7.1 Mortality	3	309	Risk Ratio (M‐H, Fixed, 95% CI)	0.92 [0.57, 1.47]
7.2 Failure to return to same residential status	2	167	Risk Ratio (M‐H, Fixed, 95% CI)	1.38 [0.83, 2.28]
7.3 Failure to regain mobility	2	161	Risk Ratio (M‐H, Fixed, 95% CI)	1.04 [0.78, 1.39]