Table 4 Group difference tests of the structural models for aetiology, age and sex groups.

From: Examining the complexity of functioning in persons with spinal cord injury attending first rehabilitation in Switzerland using structural equation modelling

Structural model and parameter constrains\({{\upchi}}_{\mathrm{M}}^{2}\)\({\mathrm{df}}_{\mathrm{M}}\)Model comparison
\({\upchi}_{\mathrm{D}}^2\)\({\mathrm{df}}_{\mathrm{D}}\)
Aetiology    
Anxiety
 Freed134.939164  
 Constrained207.34718331.157*19
Depression
 Freed130.289162  
 Constrained172.90318120.50919
Optimism
 Freed  
 Constrained
Self-esteem
 Freed  
 Constrained
Age    
Anxiety
 Freed133.634150  
 Constrained188.14516824.61718
Depression
 Freed113.641148  
 Constrained140.59116613.92718
Optimism
 Freed72.815112  
 Constrained112.36813020.79018
Self-esteem
 Freed64.63064  
 Constrained89.5558215.87618
Sex    
Anxiety
 Freed96.295150  
 Constrained127.98216816.77018
Depression
 Freed100.820148  
 Constrained126.73316615.23018
Optimism
 Freed  
 Constrained
Self-esteem
 Freed53.25564  
 Constrained107.1678227.83218
  1. Freed, no constrains on parameter estimates across respective groups; Constrained, all path estimates constrained to be equal across respective groups. M model, D difference.
  2. *P  <  0.05.