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

Table 4 Results of discriminant validity analysis

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**