Table 2. KMO values and Bartlett’s sphericity test. KMO values ≥ 0.70 indicate good sampling adequacy. A significant Bartlett’s test of sphericity (p < 0.001) confirms that the data are suitable for factor analysis.
| Variant | KMO value | Bartlett’s spherical test | |
|---|---|---|---|
| Approximate chi-square | df | ||
| Environmental Cognition | 0.832 | 1022.493 | 6 |
| UAV-Environmental Cognition | 0.740 | 721.946 | 3 |
| Perceived Usefulness | 0.855 | 1299.073 | 6 |
| Perceived Ease Of Use | 0.838 | 1030.998 | 6 |
| Perceived Risk | 0.743 | 791.137 | 3 |
| Health Safety | 0.851 | 1236.732 | 6 |
| Policy Support | 0.838 | 1126.108 | 6 |
| Social Norm | 0.730 | 618.497 | 3 |
| Service Performance | 0.889 | 1397.464 | 10 |
| Willingness Accept | 0.847 | 1217.557 | 6 |