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Table 8 A comparison of HIT-6 score before and after treatment between MO and NMO

From: Does analgesic overuse matter? Response to OnabotulinumtoxinA in patients with chronic migraine with or without medication overuse

Outcome

WMO

MO

P value

Patients (N)

Mean (95 % CI)

Patients (N)

Mean (95 % CI)

HIT6 score

182

−8.4 (−9.7, −7.1)

178

−6.8 (−8.0, −5.6)

0.08