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Table 4 Results of discriminant validity analysis

From: Motivating medical information system performance by system quality, service quality, and job satisfaction for evidence-based practice

PATTERN χ 2 d. f. Δχ 2
System quality    
Unlimited Measurement Pattern 55.21 62 -----
Security and Ease of use 143.26 63 88.05**
Security and Efficiency 131.57 63 76.36**
Ease of use and Efficiency 117.55 63 62.34**
Service Quality    
Unlimited Measurement Pattern 45.79 22 -----
Reliability and Responsiveness 131.22 23 85.43**
Job Satisfaction    
Unlimited Measurement Pattern 28.94 15 -----
JS1 and JS2 51.22 16 22.28**
JS1 and JS3 44.35 16 15.41**
JS1 and JS4 42.63 16 13.69**
JS1 and JS5 41.25 16 12.31**
JS1 and JS6 43.96 16 15.02**
JS2 and JS3 53.26 16 24.32**
JS2 and JS4 51.27 16 22.33**
JS2 and JS5 52.69 16 23.75**
JS2 and JS6 55.47 16 26.53**
JS3 and JS4 43.55 16 14.61**
JS3 and JS5 44.78 16 15.84**
JS3 and JS6 40.28 16 11.34**
JS4 and JS5 41.37 16 12.43**
JS4 and JS6 40.01 16 11.07**
JS5 and JS6 42.60 16 13.66**
System performance    
Unlimited Measurement Pattern 73.48 46 -----
Work performance and Work commitment 116.38 47 42.90**
  1. ** p< .01.