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Table 2 Mean performance on kinematic outcomes for children with 22q11.2 deletion (n = 54) and controls (n = 24)

From: Using kinematic analyses to explore sensorimotor control impairments in children with 22q11.2 deletion syndrome

  22q11.2DS Controls  
Task Outcome Mean SD Mean SD df F p p adj ηp2
Tracking Mean error 0.089 0.056 0.106 0.067 1 40.812 < .001 < .001 .082
IIV of error 0.147 0.094 0.185 0.105 1 46.617 < .001 < .001 .093
Aiming Peak speed 324.286 75.247 379.144 106.222 1 7.756 .007 .028 0.095
Time to peak speed 1.7 0.267 1.845 0.296 1 10.482 .002 .012 .124
Normalised jerk 0.004 0.001 0.005 0.002 1 27.655 < .001 < .001 .272
Reaction time 2.848 0.442 3.03 0.477 1 9.846 .002 .013 .117
Steering Path accuracy 0.76 0.203 0.916 0.196 1 19.132 < .001 < .001 .205
Completion time 36.057 6.357 36.317 4.396 1 0.152 .698 .770 .002
  1. F values and statistics indicate main effect of deletion status for the models reported in the “Analysis 1: sensorimotor control in 22q11.2DS and sibling controls” section of this paper
  2. padj indicates p value after Bonferroni-Holm adjustment
  3. Effect size thresholds: ηp2 > .01 small, > .09 medium, > .25 large [25]
  4. 22q11.2DS: 22q11.2 deletion syndrome; IIV = intra-individual variability