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Table 3 Comparison of academic performance groups

From: How does cognitive function measured by the reaction time and critical flicker fusion frequency correlate with the academic performance of students?

RT Parameter

Academic performance

Analysis of Variance between groups **

Pairwise comparisons

(post hoc analysis ***)

P value

Low

achievers (N = 101)

Mid

achievers

(N = 415)

High

achievers

(N = 102)

F

P value

VRT

(msec)

285.75 ± 91.7

260.36 ± 88.36

241.10 ± 69.13

6.40

0.001

Low–Mid = 0.01

Low–High = 0.001

Mid–High = 0.15

ART

(msec)

278.75 ± 94.6

226.58 ± 74.8

208.5 ± 72.51

23.47

0.001

Low–Mid = 0.001

Low–High = 0.001

Mid–High = 0.13

CFFF (Hz)

25.68 ± 4.43

26.73 ± 5.54

31.27 ± 7.57

5.17

0.005

Low–Mid = 0.25

Low–High = 0.004

Mid–High = 0.01

  1. p < 0.05, **analysis of variance, ***Tukey’s test