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The ICC and the Cronbach’s α coefficient of each factor and the whole questionnaire
| Factor | Number of Items | Cronbach’s alpha coefficient | Intra-class Correlation Coefficient ICC (n=40) |
|---|---|---|---|
| General knowledge | 9 | 0.78 | 0.86 |
| Symptoms of disease | 7 | 0.70 | 0.74 |
| Behavioral risk factors | 4 | 0.73 | 0.93 |
| Long-term consequences | 5 | 0.70 | 0.70 |
| Medium-term consequences | 5 | 0.70 | 0.70 |
| Total | 30 | 0.80 | 0.87 |
