Table 1

Effect of acute mental fatigue on various parameters

Before

After

P value


ATMT for total error counts

16 ± 19

20 ± 26

0.076

ATMT for total trial counts

305 ± 53

325 ± 45

0.001

VAS for fatigue

21 ± 13

47 ± 20

< 0.001

ECG variables

%LF

38 ± 16

48 ± 18

0.035

%HF

40 ± 20

33 ± 17

0.170

LF/HF

3.4 ± 7.1

3.0 ± 3.8

0.396


Data are mean ± SD.

ATMT, advanced trail making test; VAS, visual analogue scale; ECG, electrocardiography; %LF, % low-frequency power; %HF, % high-frequency power.

Tanaka et al. Behavioral and Brain Functions 2011 7:46   doi:10.1186/1744-9081-7-46

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