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. Author manuscript; available in PMC: 2014 Sep 26.
Published in final edited form as: Cochrane Database Syst Rev. 2012 Mar 14;3:CD001835. doi: 10.1002/14651858.CD001835.pub3

Comparison 2. Immediate repair (open surgery) versus ultrasound surveillance at one year.

Outcome or subgroup title No. of studies No. of participants Statistical method Effect size
1 Mortality 2 2226 Peto Odds Ratio (Peto, Fixed, 95% CI) 1.60 [1.10, 2.32]