Migraine Pain Location and Measures of Healthcare Use and Distress: An Observational Study

Table 3

Frequency of side experience among migraineurs with lateralized headache.

Side-locked left	Usually left sided	Sometimes left sided	Unilateral but no recalled predominance	Sometimes right sided	Usually right sided	Side-locked right
24 (10.5%)	15 (6.6%)	26 (11.4%)	56 (24.6%)	40 (17.5%)	19 (8.3%)	48 (21.1%)

for any degree of right-sided lateralization versus any degree of left-sided lateralization.