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Table 2 Mean difference and standard error between the SLT and placebo treatments for each Compass task

From: The effect of Sailuotong (SLT) on neurocognitive and cardiovascular function in healthy adults: a randomised, double-blind, placebo controlled crossover pilot trial

Compass Task

Mean Difference ± Standard Error

Immediate Word Recall (number correct)

0.19 ± 0.04

Delayed Word Recall (number correct)

0.69 ± -0.03

Word Recognition (number correct)

-0.06 ± 0.24

Picture Recognition (number correct)

-0.5 ± 0.23

Face Recognition (number correct)

0.31 ± -0.11

Simple Reaction Time (ms)

6.07 ± 7.54

2 Choice Reaction Time (accuracy %)

-0.88 ± 0.59

2 Choice Reaction Time (ms)

21.36 ± 11.82

4 Choice Reaction Time (accuracy %)

0.26 ± -0.18

4 Choice Reaction Time (ms)

-18.68 ± 0.68

Numerical Working Memory (accuracy %)

3.34 ± -1.12

Numerical Working Memory (ms)

90.09 ± 60.33

Alphabetic Working Memory (accuracy %)

0.13 ± -1.09

Alphabetic Working Memory (ms)

-44.14 ± -19.78

Corsi Block Span (Span Length)

0.25 ± -0.01

N-Back (accuracy %)

4.17 ± -0.82

Serial Subtract 3 (number correct)

1.63 ± -0.82

Serial Subtract 7 (number correct)

-0.94 ± -0.27

Rapid Visual Information Processing (accuracy %)

-2.16 ± 0.13

Rapid Visual Information Processing (ms)

40.67 ± -16.79

Mental Fatigue (End - Start)

-0.63 ± -2.32

Alertness (End - Start)

1.89 ± 0.40

  1. Note: Tasks that are bolded had a treatment × time interaction that approached statistical significance (p < .10)