Migraine and tension type headache in adolescents at grammar school in Germany – burden of disease and health care utilization

Table 1 Demographic characteristics of the study population

Age (in years) –mean (SD)		14.51 (1.09)
Gender (female) - % (N)		56.94 (796)
Grade - % (N)	8^th	32.59 (456)
	9^th	38.96 (545)
	10^th	28.45 (398)
Headache types	Confirmed migraine	18.73 (262)
	Probable migraine	10.86 (152)
	Confirmed TTH	9.86 (138)
	Probable TTH	19.16 (268)
	Migraine + TTH	23.09 (323)
	MiscH	18.30 (256)
Time period since the first headache attack (in years) – mean (SD)		4.18 (3.01)

ISSN: 1129-2377