Table 1 Social cognitive items included in the behavioural questionnaire
Variable | Example | Items | Source |
|---|---|---|---|
Chance health locus of control | “My good health is largely a matter of good fortune” | 4 | Wallston et al. [27] |
Internal health locus of control | “If I take the right actions I can stay healthy” | 2 | Wallston et al. [27] |
Health value | “If you don’t have your health you don’t have anything” | 4 | Lau & Hartman [28] |
Response efficacy | “Participation in home stool test screening leads to early detection if something is wrong.” | 4 | Boer & Seydel [29] |
Self-efficacy | “I am confident that I will be able to screen regularly for bowel cancer with a home stool test even if I find the test to be embarrassing” | 6 | - |
Barriers | “Home stool tests are inconvenient” | 7 | - |
Benefits | “Screening can pick up bowel cancer early when it can be easily treated” | 4 | - |
Severity | “The health consequences of developing bowel cancer are severe” | 2 | Gregory et al. [25] |
Susceptibility | “Compared to other people my age my chance of getting bowel cancer is high” | 2 | Gregory et al. [25] |
Social support | “I can count on my friends when things go wrong” | 6 | Gregory et al. [25] |
Social influence | “My doctor thinks I should have bowel cancer screening” | 4 | Tiro et al. [30] |