Table 1.
Factor Loadings of Item Response Theory (IRT) Graded Response Models (GRMs)
| Item | standardized | loading | (s.e.) |
|---|---|---|---|
| Internal motivation | |||
| I think I am worthy of myself. | 0.8 (0.02) | ||
| I try to make my life worthwhile. | 0.9 (0.02) | ||
| I want to change my lifestyle in a more healthy way. | 0.7 (0.03) | ||
| When I need help, I can get help from other people. | 0.7 (0.02) | ||
| Perceived health competency | |||
| I can control my health with my own will. | 0.6 (0.03) | ||
| I can act to prevent and treat disease. | 0.8 (0.02) | ||
| I can reduce my stress and fatigue. | 0.6 (0.03) | ||
| I have enough money to prevent the disease and to treat. | 0.6 (0.03) | ||
| Health literacy | |||
| I know about the common health problems in my age group. | 0.7 (0.03) | ||
| I have an interest in health information provided by a television, newspapers, the Internet and so on. | 0.6 (0.03) | ||
| I know about health insurance system to prevent and treat disease. | 0.7 (0.03) | ||
| I can understand that doctors explained about health. | 0.6 (0.03) | ||
| I can ask about my health problems to the doctor when necessary. | 0.7 (0.03) |
s.e., standard error