Table 1 Internal consistency of theoretical constructs (Cronbach Alpha)
| Construct | Cronbach alpha | No. Items | n |
|---|---|---|---|
| Satisfaction | 0.85 | 4 | 1104 |
| Support Quality (SupQual) | 0.85 | 4 | 889 |
| System Quality (SQ) | 0.90 | 7 | 663 |
| Impact | 0.96 | 10 | 1036 |
| Information Quality (IQ) | 0.91 | 5 | 1009 |