Table 4.

Diffusion MRI data analysis sample

TrainingControlχ2 Test or two-sample t test
Mean (SD)Mean (SD)χ21 or t(54)pφ or Cohen's dBF
Female to male ratio22:217:6<0.01>0.999<0.010.28
Age8.21 (0.64)8.39 (0.56)0.920.3600.290.43
WASI
    Verbal IQ109.35 (12.85)109.15 (12.12)−0.050.962−0.020.31
    Performance IQ103.95 (14.05)106.23 (11.48)0.530.5970.170.35
    Full-scale IQ107.30 (12.82)108.54 (10.37)0.320.7520.100.32
WJ-III
    Math fluency97.67 (11.66)101.77 (8.76)1.170.2480.370.53
    Calculation105.26 (13.41)107.77 (12.09)0.610.5480.190.36
    Applied problems103.88 (12.08)109.85 (10.16)1.610.1130.510.86
    Letter-word identification108.93 (9.13)111.00 (8.42)0.730.4690.230.38
    Word attack106.58 (9.65)106.38 (6.32)−0.070.945−0.020.31
  • Time 1 demographics and neuropsychological measures of 4 week number sense training (training) and no-contact control (control) groups.