|Outcomes||Number of studies with no significant heterogeneity||Overall weighted effect size (95% CI)|
|Binge frequency||9||0.66 (0.52 to 0.81)|
|Purge frequency||6||0.39 (0.24 to 0.54)|
|Depression||9||0.73 (0.58 to 0.88)|
|Eating attitudes||8||0.71 (0.56 to 0.86)|
|Binge frequency||17||1.28 (1.09 to 1.47)|
|Purge frequency||24||1.22 (1.06 to 1.39)|
|Depression||19||1.31 (1.10 to 1.51)|
|Eating attitudes||13||1.35 (1.12 to 1.58)|
|Binge frequency||4||1.77 (1.34 to 2.21)|
|Purge frequency||5||1.33 (0.94 to 1.73)|
Review: medication and cognitive behaviour therapy control symptoms of bulimia nervosa
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