Table 2 Between-group comparison of posttest scores on the questionnaires inquiring into service, system, and information quality

Information quality

2.01 (1.39)

2.93 (1.35)

2.57 (1.38)

23.38

 < .001

a < c < b

Currency

2.06 (1.35)

2.87 (1.31)

2.51 (1.37)

18.81

 < .001

a < c < b

Completeness

2.22 (1.40)

3.04 (1.32)

2.78 (1.26)

20.65

 < .001

a < b; a < c

Accuracy

1.19 (1.33)

2.57 (1.34)

2.23 (1.24)

18.66

 < .001

a < c < b

Format

2.22 (1.41)

3.09 (1.32)

2.75 (1.28)

22.04

 < .001

a < c < b

System quality

2.05 (1.47)

3.07 (1.37)

2.64 (1.42)

26.47

 < .001

a < c < b

Reliability

2.01 (1.33)

2.95 (1.38)

2.53 (1.42)

23.67

 < .001

a < c < b

Accessibility

1.79 (1.51)

2.57 (1.34)

2.23 (1.24)

18.66

 < .001

a < c < b

Flexibility

2.01 (1.36)

3.02 (1.33)

2.63 (1.33)

29.97

 < .001

a < c < b

Timeliness

1.86 (1.31)

3.06 (1.21)

2.66 (1.25)

48.35

 < .001

a < c < b

Service quality

2.03 (1.50)

3.02 (1.41)

2.74 (1.34)

26.42

 < .001

a < b; a < c

Responsiveness

2.02 (1.42)

2.99 (1.34)

2.64 (1.48)

24.51

 < .001

a < c < b

Empathy

1.97 (1.41)

2.97 (1.37)

2.63 (1.34)

28.71

 < .001

a < c < b

Service Reliability

2.20 (1.39)

3.11 (1.28)

2.66 (1.38)

23.08

 < .001

a < c < b

Tangibles

1.96 (1.36)

2.87 (1.34)

2.73 (1.34)

27.17

 < .001

a < b; a < c

Assurance

1.93 (1.43)

3.17 (1.29)

2.71 (1.38)

42.14

 < .001

a < c < b

User satisfaction

2.04 (1.54)

3.00 (1.39)

2.60 (1.37)

24.15

 < .001

a < c < b

Perceived enjoyment

1.80 (1.36)

2.94 (1.36)

2.61 (1.33)

38.55

 < .001

a < c < b

Perceived ease of use

1.03 (1.36)

2.80 (1.27)

2.47 (1.27)

107.64

 < .001

a < c < b

Perceived usefulness

1.31 (1.35)

3.03 (1.22)

2.60 (1.23)

101.71

 < .001

a < c < b

Behavioral attitude

2.24 (1.36)

3.18 (1.29)

2.76 (1.22)

27.06

 < .001

a < c < b

Intention

2.36 (1.51)

3.33 (1.35)

2.88 (1.38)

24.05

 < .001

a < c < b