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. 2014 Feb 5;2014(2):CD001908. doi: 10.1002/14651858.CD001908.pub3

Comparison 2.

Treatment withdrawal

Outcome or subgroup title No. of studies No. of participants Statistical method Effect size
1 Treatment withdrawal 3 769 Risk Ratio (M‐H, Fixed, 95% CI) 1.81 [1.25, 2.62]