Fig. 4From: Long-term melatonin treatment for the sleep problems and aberrant behaviors of children with neurodevelopmental disordersChanges in the scores of hyperactivity, irritability, and inappropriate speech calculated based on the ABC-J. *: P <  0.0001 (vs. screening) according to Wilcoxon’s signed rank sum test. ABC-J, the aberrant behavior check list Japanese versionBack to article page