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Table 4 kaike’s Information Criterion at each step of the generalized linear model and p-value for each interaction term

From: A predictive model for hip abductor strength and knee extensor strength 12 months after total hip arthroplasty with an interaction term

  Hip abductor Knee extensor
Gamma Normal Gamma Normal
AIC p value AIC p value AIC p value AIC p value
Step1 623.4   622.1   659.3   661.2  
Step2 610.3   607.05*   642.3   647.3  
Step3
Age 611.7   609.0 0.829 639.8* 0.046* 648.5  
Physical activity 612.3   608.4 0.462 644.2 0.755 649.3  
Disease duration 610.8   607.8 0.296 643.4 0.376 649.3  
Leg extension 608.9   607.11 0.190 643.1 0.299 648.3  
  1. Abbreviations: AIC Akaike's Information Criterion
  2. Step 1: Univariate analysis, Step 2: Multivariate analysis, Step 3: Multivariate analysis with interaction terms. *: Model with the smallest Akaike’s Information Criterion