Responder rate.

	Placebo	2 mg	4 mg	8 mg	12 mg
Krauss et al. [2012]	17.9%	20.6%	28.5%	34.9%	-
p	-	n.s.	0.013	< 0.001
French et al. [2012]	14.7%	-	-	33.3%	33.9%
p	-	-	-	0.0018	0.0006
French et al. [2012]	26.4%	-	-	37.6%	36.1%
p	-	-	-	0.076, n.s.	0.091, n.s.