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Table 6. 

Means, SDs, and ANOVA Results for the Target-Locked P300

Component
Mean Area in μV (SD) Unpleasant
Mean Area in μV (SD) Pleasant
Mean Area in μV (SD) Neutral
Unpleasant vs. Neutral, t(81)
Pleasant vs. Neutral, t(81)
Unpleasant vs. Pleasant, t(81)
Target-locked P300 (300–600 msec) 2.18 (1.93) 2.34 (1.80) 3.11 (2.13) 8.10** 5.81** 1.62 
 
 Main Effect of Picture Type F(2, 162) Greenhouse–Geisser ɛ Main Effect of Response Time F(1, 81) Greenhouse–Geisser ɛ Picture Type × Response Time F(2, 162) Greenhouse–Geisser ɛ 
Target-locked P300 (300–600 msec) 37.29** .92 17.77** 1.00 2.97 .96 
Component
Mean Area in μV (SD) Unpleasant
Mean Area in μV (SD) Pleasant
Mean Area in μV (SD) Neutral
Unpleasant vs. Neutral, t(81)
Pleasant vs. Neutral, t(81)
Unpleasant vs. Pleasant, t(81)
Target-locked P300 (300–600 msec) 2.18 (1.93) 2.34 (1.80) 3.11 (2.13) 8.10** 5.81** 1.62 
 
 Main Effect of Picture Type F(2, 162) Greenhouse–Geisser ɛ Main Effect of Response Time F(1, 81) Greenhouse–Geisser ɛ Picture Type × Response Time F(2, 162) Greenhouse–Geisser ɛ 
Target-locked P300 (300–600 msec) 37.29** .92 17.77** 1.00 2.97 .96 

**p < .006.

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