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Table 5 Correlations between reaction time and the time-dependent force structure

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

  Primary pulse reaction time Saccade latency Latency variability
Approximate entropy—15% MVC
 Control
  Pearson correlation − 0.438* − 0.202 − 0.218
  p-value (2-tailed) 0.001 0.14 0.11
  N 56 55 55
 ASD
  Pearson correlation − 0.448* − 0.125 − 0.167
  p-value (2-tailed) < .001 0.359 0.22
  N 68 56 56
Approximate entropy—45% MVC
 Control
  Pearson correlation − 0.465* − 0.283 − 0.474*
  p-value (2-tailed) 0.001 0.04 < .001
  N 52 53 53
 ASD
  Pearson correlation − 0.397* − 0.19 − 0.174
  p-value (2-tailed) 0.001 0.165 0.203
  N 65 55 55
Approximate entropy—85% MVC
 Control
  Pearson correlation − 0.470* − 0.243 − 0.262
  p-value (2-tailed) 0.001 0.083 0.061
  N 51 52 52
 ASD
  Pearson correlation − 0.305 − 0.133 − 0.151
  p-value (2-tailed) 0.015 0.348 0.284
  N 63 52 52
Approximate ENTROPY—0.06 degrees
 Control
  Pearson correlation − 0.292 − 0.204 − 0.015
  p-value (2-tailed) 0.064 0.214 0.93
  N 41 39 39
 ASD
  Pearson correlation − 0.199 − 0.155 − 0.316
  p-value (2-tailed) 0.276 0.396 0.078
  N 32 32 32
Approximate entropy—0.62 degrees
 Control
  Pearson correlation − 0.223 − 0.225 − 0.02
  p-value (2-tailed) 0.155 0.162 0.905
  N 42 40 40
 ASD
  Pearson correlation − 0.143 − 0.097 − 0.25
  p-value (2-tailed) 0.398 0.584 0.154
  N 37 34 34
Approximate entropy—21.13 degrees
 Control
  Pearson correlation − 0.224 − 0.286 − 0.084
  p-value (2-tailed) 0.153 0.073 0.604
  N 42 40 40
 ASD
  Pearson correlation − 0.21 0.02 0.15
  p-value (2-tailed) 0.241 0.916 0.429
  N 33 30 30
  1. *significant based on adjusted FDR of p < .01