Table 3

P100 latency in control and migraine subjects

ControlsMigraine subjects
nmean (SD)nmean (SD)
Latency (ms):
 RE62112.1 (5.6)92117.9 (5.4)3-160
 LE62113.1 (5.5)92118.8 (5.3)3-160
 BIN62110.5 (5.8)92115.2 (5.6)3-160
 M (av mon)18113.8 (5.9)20120.0 (6.2)3-150
 F (av mon)44112.1 (5.2)72117.8 (4.7)3-160

  • ↵3-150 p=0.007;

  • ↵3-160 p<0.001; unpaired ttest, two tailed. Values are mean (SD) PRVEP latencies recorded at Oz position. RE=Right eye; LE=left eye; BIN=binocular; M=male; F=female; av mon=averages of RE and LE monocular.