Table 2 Factor labels and Cronbach scores
Factor | Label | Description | No of items (loadings range) | Cronbach’s Alpha |
|---|---|---|---|---|
1 | Second-hand exposure | Exposure by active smoking in car, home, outdoors | 9 (.627–.894) | 0.934 |
2 | Third-hand exposure | Exposure after someone has smoked in car or home at various times | 5 (.702–.928) | 0.921 |
3 | Perceived knowledge/certainty | Perceived knowledge, certainty and difficulty answering | 3 (.717–.872) | 0.690 |
4 | Sensory exposure | Sight and smell | 3 (−.706- -.847) | 0.808 |
5 | Time perceptions of exposure | Time taken for smoke to disperse after smoking | 2 (.884–.919) | 0.857 |
6 | Space perceptions of exposure | Distance smoke travels | 1 (.829) | – |