 
Shortterm

Verbal

Visual

Global


 
Memory

Memory

Memory

Memory

Probe AEPs

N
    
Left Negative HEV

10

109.40 ± 12.28

100.20 ± 11.02

105.40 ± 17.17

103.90 ± 15.60

Right Negative HEV

18

108.17 ± 9.41^{a}

113.61 ± 13.87^{b}

120.56 ± 9.33^{c}

120.39 ± 10.81^{d}

 ^{a} unpaired ttest Left – Right Negative HEV: t = 0.30, df = 26, p = 0.77, ns
 ^{b} unpaired ttest Left – Right Negative HEV: t = 2.62, df = 26, p = 0.014, ns
 ^{c} unpaired ttest Left – Right Negative HEV: t = 3.05, df = 26, p = 0.0052
 ^{d} unpaired ttest Left – Right Negative HEV: t = 3.30, df = 26, p = 0.0028