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Table 3 Coefficients of variation (CVs) of kinematic data in children with cerebral palsy and typical development.

From: Oromotor variability in children with mild spastic cerebral palsy: a kinematic study of speech motor control

Coefficients of variation (CVs) Children groups ANOVA
  Spastic CP (n =10) TD (n =10) F 1,18 p value Effect size d
Utterance duration      
   Mono-syllable task 17.87 ± 11.87 5.23 ± 2.33 10.923 0.004* 0.615
   Poly-syllable task 24.30 ± 17.90 7.57 ± 4.11 8.299 0.010 0.562
Peak vertical oral opening displacement      
   Mono-syllable task 24.34 ± 13.53 34.14 ± 26.16 1.108 0.307 0.241
   Poly-syllable task 18.30 ± 15.82 29.42 ± 20.20 1.880 0.187 0.308
Peak vertical oral opening velocity      
   Mono-syllable task 17.21 ± 14.97 24.69 ± 13.50 1.376 0.256 0.266
   Poly-syllable task 15.63 ± 17.09 15.16 ± 18.78 0.003 0.954 0.014
  1. *p < 0.01.
  2. Values are expressed as mean ± SD.
  3. CP: cerebral palsy; TD: typical development.