Table 2 The distributions and the main results based on the instrument among participants
|  | The number of items | Possible range | Mean score (SD) | Cronbach’s α | ICC (95% CI) | 95% confidence interval | |
|---|---|---|---|---|---|---|---|
Lower bound | Upper bound | ||||||
Perceived threat | 18 | 18–90 | 79.00 (9.30) | 0.942 | 0.675 | 0.421 | 0.831 |
Efficacy | 11 | 11–55 | 47.00 (5.92) | 0.791 | 0.816 | 0.648 | 0.908 |
Reacting against the communicator or message | 7 | 7–35 | 14.00 (6.02) | 0.897 | 0.975 | 0.949 | 0.988 |
Behavior | 6 | 6–30 | 18.00 (5.63) | 0.709 | 0.608 | 0.323 | 0.792 |
Intention | 4 | 4–20 | 12.00 (6.24) | 0.896 | 0.721 | 0.492 | 0.857 |
Attitude | 4 | 4–20 | 19.00 (2.77) | 0.733 | 0.736 | 0.515 | 0.865 |
Fear | 6 | 6–30 | 18.00 (5.15) | 0.853 | 0.566 | 0.264 | 0.767 |
Defensive avoidance | 3 | 3–15 | 12.00 (2.59) | 0.850 | 0.858 | 0.724 | 0.930 |
Perceived barriers | 5 | 5–25 | 17.00 (3.31) | 0.879 | 0.753 | 0.543 | 0.874 |