The classification of chronic daily headache in French children and adolescents: A comparison between the second edition of the International Classification of Headache Disorders and Silberstein-Lipton criteria

Figures & data

Table 1 Headache clinical characteristics (n = 34)

Lcation n (%)	Frontal	26 (76,5)
	Temporal	6 (17,6)
	Parietal	3 (8,8)
	Occipital	3 (8,8)
	Vertex	2 (5,9)
	Diffuse	4 (11,8)
	Unilateral	6 (17,6)
	Bilateral	29 (85,3)
Type n (%)	Pulsatile	20 (58,8)
	Pressure-like	4 (11,8)
	Other	5 (14,7)
	Unable to verbalize	7 (20,6)
Intensity n (%)	Light	16 (47,1)
	Moderate	5 (14,7)
	Severe	11 (32,4)
	Variable	5 (14,7)
Time of occurrence n (%)	During day only	28 (82,4)
	Both during day and night	6 (17,6)
Symptoms n (%)	Phonophobia	20 (58,8)
	Photophobia	16 (47,1)
	Digestive symptoms	13 (38,2)
	Vertigo	5 (14,7)
	Pallor	9 (26,5)
	Aura	9 (26,5)

Table 2 S-L classification and correlations between S-L criteria and ICHD-IIR criteria

S-L criteria	History of MOH	N	Total	ICHD-IIR	N
TM	Absent	8	21	CM	12
	Present	11		CM	2
				CTTH	1
				CTTH MO	1
	Probable	2		CTTH MO	1
				CTTH MO MA	2
				Probable CTTH	1
				CTTH Probable MO	1
CTTH	Absent	2	4	CTTH	3
	Present	1
	Probable	1		Probable MO	1
NDPH	Absent	6	7	NDPH	4
	Present	1		CM	3
	Probable	0
Non-classified	Absent	0	2	Probable CTTH	1
	Present	1
	Probable	1		Non-classified	1

Abbreviations: S-L, Silberstein-Lipton; MOH, medication-overuse headache; ICHD-IIR, International Classification of Headache Disorders, 2nd edition revised criteria; TM, transformed migraine; CTTH, chronic tension-type headache; NDPH, new daily persistent headache; CM, chronic migraine; MO, migraine without aura; MA, migraine with aura.

Table 3 Demographics and age at diagnosis

	Abu-Arafeh	Galli	Moore	Wiendels	Seshia	Chakravarty	Hershey	Our series
Percentage female	55	63	90	59	65	27	54	61.8
Age at diagnosis (range)	3.3–15.8	7–17	7–16	2–15	5.5–20	8–15	3–18	6–16.9
Percentage of CDH/referral for headaches	32	19	3	38	31	6*	35	16.5

Abbreviation: CDH, chronic daily headache.

* Notes: Of all primary headaches seen in the age group.