Comparison 4. Anticonvulsants and mood stabilisers versus placebo.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Participants abstinent at end of treatment	2	48	Risk Ratio (M‐H, Random, 95% CI)	1.14 [0.64, 2.04]
2 Participants withdrawn due to adverse effects	2	116	Risk Ratio (M‐H, Random, 95% CI)	3.67 [0.41, 32.69]
3 Completion of scheduled treatment	3	141	Risk Ratio (M‐H, Random, 95% CI)	0.66 [0.47, 0.92]