Extending the classification system
TTH, headache, tension-type, migraine, P-Migraine, Migraine
MIGRAINE, TENSION-TYPE HEADACHE, MIGRAINE
Table Combination of criteria (B-D) fulfilled for migraine and tension-type headaches*Children classified with more than one type of headacheMigraine-tension-type index distribution in probable versus definite headache diagnoses. *TTH: tension-type headache, P-TTH: probable tension-type headache, P-Migraine: probable migraine. The groups “Migraine” and “TTTH” do only include those children, who are not simultaneously also in another class