Table 3.
Results of exploratory factor analysis
| Construct/Indicator | Items | Factor loading | Cronbach alpha | CR | AVE |
|---|---|---|---|---|---|
| Ergonomics | 0.929 | 0.885 | 0.562 | ||
| ERG1 | I1 | 0.768 | |||
| ERG2 | I2 | 0.816 | |||
| ERG3 | I3 | 0.718 | |||
| ERG4 | I4 | 0.694 | |||
| ERG5 | I5 | 0.701 | |||
| ERG6 |
I6 |
0.792 |
|||
| Efficiency of PPE | 0.889 | 0.847 | 0.526 | ||
| EP1 | I7 | 0.704 | |||
| EP2 | I8 | 0.673 | |||
| EP3 | I9 | 0.732 | |||
| EP4 | I10 | 0.730 | |||
| EP5 | I11 | 0.785 | |||
| EP6 |
∗ |
||||
| Employee training | 0.820 | 0.807 | 0.514 | ||
| ET1 | I12 | 0.783 | |||
| ET2 | I13 | 0.616 | |||
| ET3 | I14 | 0.754 | |||
| ET4 | I15 | 0.705 | |||
| ET5 |
∗ |
||||
| PPE usage habit | 0.883 | 0.794 | 0.563 | ||
| PUH1 | I16 | 0.747 | |||
| PUH2 | I17 | 0.761 | |||
| PUH3 | I18 | 0.742 |
∗
These variables were deleted. The factor loadings of the indicators: EP6: 0.397, ET5: 0.489.