Table 4.
Results of the logistic regression: Original and Extended TAM
| Independent variables | Multivariate regression OR | 95% CI | p |
|---|---|---|---|
|
Original TAMa | |||
| Perceived usefulness |
5.28 |
3.14-10.01 |
0.000 |
| Perceived ease of use |
1.93 |
1.11-2.37 |
0.020 |
|
Extended TAMb | |||
| Perceived usefulness |
2.65 |
1.15-6.12 |
0.022 |
| Perceived ease of use |
0.66 |
0.31-1.39 |
0.276 |
| Compatibility |
3.06 |
1.30-7.18 |
0.010 |
| Subjective Norm |
1.06 |
0.56-2.03 |
0.851 |
| Facilitators |
4.90 |
2.38-10.09 |
0.000 |
| Habit | 2.56 | 0.56-11.70 | 0.226 |
TAM=Technology Acceptance Model; OR: Odds Ratio; CI: confidence interval.
a Nagelkerke R2 = 0.63 b Nagelkerke R2 = 0.72.