TABLE 3.

School absenteeism according to headache type and comorbidity with anxiety or depression

Headache type	No absenteeism	Time absent over the past year
		≥7 days	≥1 month
Episodic headache (n=297)	106 (35.7)	61 (20.5)	12 (4.0)
Anxiety score, mean ± SD total score	49.8±10.5*	54.5±10.0*	55.7±8.4
Depression score, mean ± SD total score	50.6±8.9†‡	53.4±8.3†	57.0±8.2‡
Chronic daily headache (n=71)	25 (35.2)	33 (46.5)	12 (16.9)
Anxiety score, mean ± SD total score	50.7±9.9	53.0±10.6	55.4±10.9
Depression score, mean ± SD total score	51.2±7.7§	53.6±7.5	57.8±7.0§

Data presented as n (%) unless otherwise indicated.

^*Significantly different at P<0.01 according to pairwise t tests;

^†‡§Significantly different at P<0.001