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. 2015 Jul 2;6:882. doi: 10.3389/fpsyg.2015.00882

Table 1.

Characteristics of the participants (N = 179).

Variables Boys (n = 87, 48.6%) Girls (n = 92, 51.4%) p for differencea
Age (years) 9.0 (1) 9.0 (1) 0.09
Body mass index (kg/m2) 16.2 (2.9) 16.4 (3.2) 0.62
Dominant hand right (left) 93.6% 95.5% 0.52
Maximal hand grip strength (kg) 14.0 (4.7) 13.0 (5) 0.01

Values are presented as medians (interquartile range) or percentages in case of categorical variables.

a

Significant differences tested using Wilcoxon-Tests for non-normally distributed interval and ordinal data and Chi-Square-Test for categorical variables.