Correlations between rCBF and clinical reported variables.

<p><b>(A)</b> Headache frequency (which was positively correlated with CBF in S1). <b>(B)</b> Total number of cutaneous allodynia (CA) symptoms during migraine, <b>(C)</b> Duration of illness, and <b>(D)</b> Age of the patients.</p

Clinical details and migraine history.

<p>Abbreviations: Age, age in years; Sex, male (M)/female(F); Age at onset, age the headaches started in years; Frequency, number of attacks per month (median values are given in brackets); Duration, duration of illness in years; Side, dominant side of headache pain, left(L)/right(R); Allodynia, patients reporting at least one type of skin hypersensivity during migraine.</p