Table 2.
The HBM relevant variables for the willingness to receive the second dose of COVID-19 booster vaccination.
| > = 65 years | <65 years | OR (95%CI) | p-Value | |
|---|---|---|---|---|
| N (%) | N (%) | |||
| Individual-level variables | ||||
| Positive attitudes toward COVID-19 vaccine booster dose, n (%) agree/strongly agree | ||||
| Receiving a booster dose can maintain your antibody level and strengthen the protection against COVID-19 | 147 (52.7%) | 331 (53.9%) | 0.952 (0.717, 1.264) | 0.735 |
| A booster dose is highly effective in protecting you from COVID-19 variants of concern (e.g., Omicron) | 114 (40.9%) | 282 (45.9%) | 0.813 (0.611, 1.083) | 0.158 |
| A booster dose is highly effective in preventing severe consequences of COVID-19 | 134 (48.0%) | 297 (48.4%) | 0.986 (0.743, 1.309) | 0.924 |
| Negative attitudes toward COVID-19 vaccine booster dose, n (%) agree/strongly agree | ||||
| The protection offered by COVID-19 vaccine booster dose is weaker among people with cancers | 52 (18.9%) | 117 (19.2%) | 0.981 (0.682, 1.410) | 0.916 |
| Cancer therapy would reduce the protection of COVID-19 vaccine booster dose | 98 (35.1%) | 211 (34.4%) | 1.034 (0.768, 1.392) | 0.825 |
| The side effects of COVID-19 vaccine booster dose are more severe among people with cancers | 126 (45.2%) | 260 (42.4%) | 1.121 (0.843, 1.491) | 0.431 |
| The duration of protection of COVID-19 vaccine booster dose is shorter among people with cancers | 95 (34.0%) | 213 (34.7%) | 0.972 (0.721, 1.310) | 0.852 |
| COVID-19 vaccine booster dose would negatively affect the control of cancers | 118 (42.3%) | 262 (42.7%) | 0.985 (0.740, 1.311) | 0.916 |
| Perceived subjective norm related to COVID-19 vaccine booster dose, n (%) agree/strongly agree | ||||
| People who are important to you (e.g., family member, doctors) would support you to receive a booster dose | 145 (52.0%) | 282 (45.9%) | 1.274 (0.959, 1.691) | 0.094 |
| Doctors would support you to uptake | 57 (20.4%) | 138 (22.5%) | 0.886 (0.626, 1.253) | 0.493 |
| a booster dose | ||||
| Family member would support you to uptake a booster dose | 69 (24.7%) | 174 (28.3%) | 0.831 (0.601, 1.148) | 0.262 |
| Perceived behavioral control to receive a COVID-19 vaccine booster dose, n (%) agree/strongly agree | ||||
| Receiving a COVID-19 vaccine booster dose is easy for you if you want to | 128 (45.9%) | 287 (46.7%) | 0.966 (0.727, 1.283) | 0.810 |
| Vaccination fatigue, n (%) agree/strongly agree | ||||
| You are tired of receiving COVID-19 vaccination over and over again | 55 (19.7%) | 95 (15.5%) | 1.341 (0.929, 1.937) | 0.116 |
| Media influences related to COVID-19 and vaccination | ||||
| Frequency of exposure to the following contents on TV, radio, newspaper and internet, n (%) sometimes/always | ||||
| Infectivity of the COVID-19 | 217 (77.8%) | 510 (83.1%) | 0.714 (0.502, 1.015) | 0.060 |
| Risk of having severe consequences or death is relatively low following infection of the COVID-19 | 180 (64.5%) | 421 (68.6%) | 0.834 (0.618, 1.124) | 0.232 |
| COVID-19 pandemic is not under control after COVID-19 vaccination rollout | 152 (54.48%) | 319 (51.95%) | 1.107 (0.833, 1.470) | 0.483 |
| Some people become infected with COVID-19 after completion of their primary vaccine series | 180 (64.52%) | 375 (61.07%) | 1.159 (0.864, 1.555) | 0.326 |
| Frequency of thoughtful consideration about veracity of COVID-19-specific information | 149 (53.4%) | 354 (57.7%) | 0.842 (0.633, 1.119) | 0.235 |
OR, odds ratios; CI, confidence interval.