In a longitudinal cohort study, photophobia was associated with a poor outcome of migraine (OR = 3.93, 95%CI 0.38–40.48); however, the results did not reach statistical significance ( Ashina et al. 2010 ).
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In a longitudinal cohort study, photophobia was associated with a poor outcome of migraine (OR = 3.93, 95%CI 0.38–40.48); however, the results did not reach statistical significance ( Ashina et al. 2010 ).