Table 2.

Responder rates for different efficacy parameters and their combinations in episodic migraine

Efficacy parameter	Responder rate	Significance vs. highest responder rate
Monthly migraine days reduced by ≥ 50%	50.3%	p < 0.00001
HIT-6 score reduced by ≥ 5 points	67.5%	p < 0.00001
MIDAS score reduced by ≥ 30%	69.5%	p < 0.00001
HIT-6 score or monthly migraine days	75.1%	p = 0.0231
MIDAS score or monthly migraine days	78.7%	n.s p = 0.1512
MIDAS score or HIT-6 score	83.3%	n.s p = 0.7836
MIDAS or HIT-6 or monthly migraine days	84.7%	–