Table 1.
Details of the employed TPB questionnaire.
| Variables | Number of items | Sample of items | Sources reference |
|---|---|---|---|
| Attitude (AT) | 4 | The health screening will help me improve my health if I choose to participate in it. | (71, 72) |
| Subjective norm (SN) | 4 | When friends and I talk about health screening, it can make me want to go for one. | (31) |
| Perceived behavior control (PBC) | 4 | I can afford to pay for the health screening, and I will go for it. | (39, 73) |
| Participation intention (PI) | 4 | I participate in health examination in order to obtain a health report. | |
| Participation behavior (PB) | 4 | I have completed the health screening within the planned time. | |
| Self-efficacy (SE) | 4 | I am capable of staying healthy even if no one asks me to take a health examination, I do. | (25, 74, 75) |
The constructs are measured using a five-point Likert scale, ranging from 1 (representing “strongly agree”) to 5 (defining “strongly disagree”).