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Table 7 Correlations between feedback-guided motor adjustments and the time-dependent force structure

From: Initial action output and feedback-guided motor behaviors in autism spectrum disorder

  Coefficient of variation—15% MVC Coefficient of variation—45% MVC Coefficient of variation—85% MVC Coefficient of variation—0.06 degrees Coefficient of variation—0.62 degrees Coefficient of variation—21.13 degrees Saccade gain variability
Approximate entropy—15% MVC
 Control
  Pearson correlation − 0.418* − 0.572* − 0.420* − 0.265 − 0.363* − 0.398* − 0.412*
  p-value (2-tailed) < .001 < .001 < .001 0.057 0.006 0.003 0.002
  N 72 68 66 52 55 54 55
 ASD
Pearson correlation − 0.652* − 0.615* − 0.396* − 0.673* − 0.529* − 0.332* − 0.272
p-value (2-tailed) < .001 < .001 0.001 < .001 < .001 0.048 0.043
N 75 71 69 37 42 36 56
Approximate entropy—45% MVC
 Control
  Pearson correlation − 0.416* − 0.710* − 0.518* − 0.538* − 0.468* − 0.501* − 0.479*
  p-value (2-tailed) < .001 < .001 < .001 < .001 0.001 < .001 < .001
  N 68 68 66 48 51 50 53
 ASD
  Pearson correlation − 0.473* − 0.715* − 0.594* − 0.519* − 0.350 − 0.568* − 0.307
  p-value (2-tailed) < .001 < .001 < .001 0.001 0.025 < .001 0.022
  N 71 71 68 36 41 35 55
Approximate entropy—85% MVC
 Control
  Pearson correlation − 0.342* − 0.553* − 0.669* − 0.380* − 0.344 − 0.319 − 0.412*
  p-value (2-tailed) 0.005 < .001 < .001 0.009 0.015 0.027 0.002
  N 66 66 66 46 49 48 52
 ASD
  Pearson correlation − 0.285* − 0.471* − 0.516* − 0.365 − 0.139 − 0.27 − 0.258
  p-value (2-tailed) 0.018 < .001 < .001 0.037 0.405 0.135 0.064
  N 69 68 69 33 38 32 52
Approximate entropy—0.06 degrees
 Control        
  Pearson correlation − 0.475* − 0.583* − 0.562* − 0.535* − 0.451* − 0.381* − 0.165
  p-value (2-tailed) < .001 < .001 < .001 < .001 0.001 0.006 0.316
  N 52 48 46 52 52 51 39
 ASD
  Pearson correlation − 0.585* − 0.487* − 0.586* − 0.645* − 0.519* − 0.359* − 0.048
  p-value (2-tailed) < .001 0.003 < .001 < .001 0.001 0.047 0.795
  N 37 36 33 37 37 31 32
Approximate entropy—0.62 degrees
 Control
  Pearson correlation − 0.540* − 0.618* − 0.509* − 0.496* − 0.613* − 0.482* − 0.137
  p-value (2-tailed) < .001 < .001 < .001 < .001 < .001 < .001 0.399
  N 55 51 49 52 55 54 40
 ASD
  Pearson correlation − 0.735* − 0.524* − 0.466* − 0.666* − 0.746* − 0.510* − 0.25
  p-value (2-tailed) < .001 < .001 0.003 < .001 < .001 0.001 0.154
  N 42 41 38 37 42 36 34
Approximate entropy—21.13 degrees
 Control
  Pearson correlation − 0.419* − 0.548* − 0.282 − 0.378* − 0.412* − 0.670* − 0.074
  p-value (2-tailed) 0.002 < .001 0.052 0.006 0.002 < .001 0.652
  N 54 50 48 51 54 54 40
ASD
  Pearson correlation − 0.407* − 0.754* − 0.488* − 0.436 − 0.292 − 0.800* − 0.039
  p-value (2-tailed) 0.014 < .001 0.005 0.014 0.084 < .001 0.84
  N 36 35 32 31 36 36 30
  1. *Significant based on adjusted FDR of p < .01