Table 1 Age, Sex, and Handedness of all participants, by age quartile
First (n = 21) | Second (n = 20) | Third (n = 20) | Fourth (n = 21) | Overall (n = 82) | |
---|---|---|---|---|---|
Age | |||||
Mean (SD) | 5.46 (0.69) | 8.41 (1.77) | 13.1 (1.07) | 17.0 (0.80) | 11.0 (4.61) |
Median [min, max] | 5.67 [4.0, 6.4] | 7.00 [6.59, 11.0] | 13.0 [12.0, 15.0] | 17.0 [16.0, 18.7] | 11.5 [4.0, 18.7] |
Sex | |||||
Male | 6 (28.6%) | 11 (55.0%) | 11 (55.0%) | 9 (42.9%) | 37 (45.1%) |
Female | 15 (71.4%) | 9 (45.0%) | 9 (45.0%) | 12 (57.1%) | 45 (54.9%) |
Handedness | |||||
Left | 1 (4.8%) | 1 (5.0%) | 1 (5.0%) | 0 (0%) | 3 (3.7%) |
No Preference | 3 (14.3%) | 3 (15.0%) | 1 (5.0%) | 0 (0%) | 7 (8.5%) |
Right | 17 (81.0%) | 16 (80.0%) | 18 (90.0%) | 21 (100%) | 72 (87.8%) |