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Table 3.

Between-group comparisons of power outputs in infants 1-3

VariableGroupLSM (95% C.I.)H0
int Infant 1 Group 1 −1.195 (0.114) <0.0001 
 Infant 1 Group 2 −0.873 (0.071)  
 Infant 2 Group 1 −0.735 (0.047) 0.234 
 Infant 2 Group 2 −0.703 (0.024)  
 Infant 3 Group 1 −0.822 (0.037) 0.076 
 Infant 3 Group 2 −0.864 (0.014)  
ext Infant 1 Group 1 −0.304 (0.105) 0.269 
 Infant 1 Group 2 −0.235 (0.065)  
 Infant 2 Group 1 −0.098 (0.039) 0.531 
 Infant 2 Group 2 −0.084 (0.020)  
 Infant 3 Group 1 −0.259 (0.051) 0.745 
 Infant 3 Group 2 −0.250 (0.018)  
tot Infant 1 Group 1 −0.307 (0.109) 0.094 
 Infant 1 Group 2 −0.197 (0.068)  
 Infant 2 Group 1 −0.002 (0.036) 0.444 
 Infant 2 Group 2 0.014 (0.018)  
 Infant 3 Group 1 −0.261 (0.051) 0.947 
 Infant 3 Group 2 −0.262 (0.018)  
VariableGroupLSM (95% C.I.)H0
int Infant 1 Group 1 −1.195 (0.114) <0.0001 
 Infant 1 Group 2 −0.873 (0.071)  
 Infant 2 Group 1 −0.735 (0.047) 0.234 
 Infant 2 Group 2 −0.703 (0.024)  
 Infant 3 Group 1 −0.822 (0.037) 0.076 
 Infant 3 Group 2 −0.864 (0.014)  
ext Infant 1 Group 1 −0.304 (0.105) 0.269 
 Infant 1 Group 2 −0.235 (0.065)  
 Infant 2 Group 1 −0.098 (0.039) 0.531 
 Infant 2 Group 2 −0.084 (0.020)  
 Infant 3 Group 1 −0.259 (0.051) 0.745 
 Infant 3 Group 2 −0.250 (0.018)  
tot Infant 1 Group 1 −0.307 (0.109) 0.094 
 Infant 1 Group 2 −0.197 (0.068)  
 Infant 2 Group 1 −0.002 (0.036) 0.444 
 Infant 2 Group 2 0.014 (0.018)  
 Infant 3 Group 1 −0.261 (0.051) 0.947 
 Infant 3 Group 2 −0.262 (0.018)  

All ANCOVAs were performed with dimensionless velocity as the covariate.

LSM, least-squares mean; int, internal power; ext, external power; tot, total power.

H0 is the probability that the LSM for Group 1 is equal to the LSM for Group 2.

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