Table 2.
Content of questionnaire variables.
| Variables | Items | Question | Source |
|---|---|---|---|
| Accessibility of vaccination services (VA) | VA1 | I can get services such as herpes zoster vaccine and related information | Lu et al. (14), Zeng and Ling (25) |
| VA2 | It’s convenient for me to go to the Vaccination institutions | ||
| VA3 | The cost of herpes zoster vaccine is affordable for me (including the cost of vaccination, services, transportation, etc.) | ||
| VA4 | I can accept the herpes zoster vaccines offered | ||
| Social norms (SO) | SO1 | I will consider the advice of my family, relatives and friends on whether or not to get vaccinated | Betsch et al. (43), Zhang et al. (53) |
| SO2 | I will consider the advice of medical professionals on whether or not to get vaccinated | ||
| SO3 | I’ll consider getting the herpes zoster vaccines when most of the people around me are vaccinated against them | ||
| Perceived usefulness (PU) | PU1 | I am completely confident that herpes zoster vaccines are safe | Zhang et al. (44), Gao et al. (45) |
| PU2 | Herpes zoster vaccines are effective | ||
| PU3 | Regarding vaccines, I am confident that public authorities decide in the best interest of the community | ||
| PU4 | Overall, I think the herpes zoster vaccines are beneficial to me | ||
| Vaccination intention (VI) | VI1 | I’m willing to get herpes zoster vaccines | Lu et al. (27), Gong et al. (42) |
| VI2 | I would recommend the herpes zoster vaccine to others |
*VA, accessibility of vaccination services; SO, social norms; PU, perceived usefulness; VI, vaccination intention.