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. 2016 Nov 23;8:278. doi: 10.3389/fnagi.2016.00278

Table 6.

Pre- vs. post-test of Test for Attentional Performance for exergame and balance group.

Exergame group Pre (N = 13) Post (N = 13) z p r
Working memory 876.5 (701.8; 1104.5)+ 750 (649.5; 907.5) −2.28 0.021* −0.46a
Divided attention auditory 631.5 (580; 756.25)++ 598 (533.5; 629) −2.51 0.009** −0.50b
Divided attention visual 1109 (835; 1291) 945 (879.5; 1082) −2.06 0.040* −0.40a
Go/No-go 450 (426; 496) 421 (410.5; 451.5) −2.55 0.008** −0.50b
Set-shifting 1723 (1143.5; 2273.5) 1405 (855; 1727.5) −2.90 0.002** −0.57b
Balance group Pre (N = 14) Post (N = 14)
Working memory 802 (682.3; 871.5) 767 (726; 926.5)+++ −0.31 0.787 −0.06
Divided attention auditory 720 (606.25; 787.75) 665.5 (604.25; 733.5) −1.10 0.296 −0.21
Divided attention visual 961 (841.75; 1082.25) 907.5 (855.5; 1054.25) −0.60 0.583 −0.11
Go/No-go 472 (448.5; 503.75) 466 (417.3; 509) −0.25 0.802 −0.05
Set-shifting 1196 (1045.5; 1752.25) 1110 (984; 1409.5) −2.04 0.042* −0.39a

The table presents the reaction time [ms] for each test. Data from pre-post are median values (interquartile range) as indicated. *Significant within-group differences pre-post (

*

p ≤ 0.05 and

**

p ≤ 0.01) calculated with Wilcoxon signed-rank test (p-values are two-tailed). For effect size r, r = 0.1 − 0.29 indicates a small effect,

a

r = 0.3 − 0.49 indicates a medium effect, and

b

r ≥ 0.5 indicates a large effect.

+

N = 12;

++

N = 12;

+++

N = 13. Bold values indicate significance and medium or large effect size.