| Item (n = 218) | M | SD | % |
| 1. Asthma is a common disease among children in the United States. | 4.14 | 0.622 | 82.8 |
| 2. Asthma is an emotional or psychological illness. | 3.96 | 0.905 | 79.2 |
| 3. The way that parents raise their children can cause asthma. | 3.28* | 1.116 | 65.6 |
| 4. Asthma episodes may cause breathing problems, but these episodes are rarely dangerous. | 4.18 | 0.866 | 83.6 |
| 5. Asthma episodes usually occur without warning. | 2.85** | 0.926 | 57.0 |
| 6. Many different things can bring on an asthma attack. | 4.27 | 0.504 | 85.4 |
| 7. Asthma cannot be cured, but it can be controlled. | 4.02 | 0.689 | 80.4 |
| 8. There are different types of medicine to control asthma. | 4.20 | 0.537 | 84.0 |
| 9. People with asthma have no way to monitor how well their lungs are functioning. | 3.77 | 0.751 | 75.4 |
| 10. Both children and adults can have asthma. | 4.50 | 0.510 | 90.0 |
| 11. People can outgrow asthma. | 2.75** | 0.938 | 55.0 |
| 12. Tobacco smoke can make an asthma episode worse. | 4.47 | 0.561 | 89.4 |
| 13. People with asthma should not exercise. | 4.28 | 0.551 | 85.6 |
| Mean Score of Correctness | 3.90 | - | 78.0 |