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. 2019 May 10;54(2):134–139. doi: 10.1016/j.rbo.2017.12.017

Table 1. Epidemiological features.

Feature Quantitative variable Qualitative variable
Gender 77.80% (male)
Age Average, 37.27 years old
(2-79 years old; SD: 13.9)
Dominance 95.82% (right-handed)
Laterality 52.84% (dominant)
46.98% (non-dominant)
0.84% (bilateral)

Abbreviations: SD, standard deviation.