Table 3.
Independent factors to input into multivariate models in adjusted analyses
| Independent factors under test | Independent factors to control for (as appropriate) | |
| Primary hypotheses | ||
| 1. | Extent of COVID-19 experience and perception | COVID-19 vaccination expectation and perception level; COVID-19 vaccination process experience and perception level; basic knowledge of COVID-19; attitude towards COVID-19 and COVID-19 vaccination; practices about COVID-19; source of information about COVID-19 (main source and most trusted source of information about COVID-19); sociodemographic characteristics (gender, age, marital status, educational level, occupation*, residence*, monthly income/income score*); professional or work-related attributes† (work category (clinical and non-clinical), years of working experience, primary place of work (public and private), level of primary place of work (primary, secondary, and tertiary)) |
| 2. | COVID-19 experiences and perceptions score | COVID-19 vaccination expectations and perceptions score; COVID-19 vaccination process experiences and perceptions score; basic knowledge of COVID-19, attitude towards COVID-19 and COVID-19 vaccination; practices about COVID-19; source of information about COVID-19; sociodemographic characteristics; work-related attributes† |
| 3. | COVID-19 vaccination expectation and perception level | Extent of COVID-19 experience and perception; COVID-19 vaccination process experience and perception level; basic knowledge of COVID-19; attitude towards COVID-19 and COVID-19 vaccination; practices about COVID-19; source of information about COVID-19; sociodemographic characteristics; work-related attributes† |
| 4. | COVID-19 vaccination expectations and perceptions score | COVID-19 experiences and perceptions score; COVID-19 vaccination process experiences and perceptions score; basic knowledge of COVID-19; attitude towards COVID-19 and COVID-19 vaccination; practices about COVID-19; source of information about COVID-19; sociodemographic characteristics; work-related attributes† |
| 5. | Acceptance factor level (COVID-19 risk-COVID-19 vaccination benefit perception or disease risk-remedy benefit perception level) | Availability/access factor level (COVID-19 vaccination process experience and perception level); basic knowledge of COVID-19; attitude towards COVID-19 and COVID-19 vaccination; practices about COVID-19; source of information about COVID-19; sociodemographic characteristics; work-related attributes† |
| 6. | COVID-19 vaccination process experience and perception level | Extent of COVID-19 experience and perception; COVID-19 vaccination expectation and perception level; basic knowledge of COVID-19; attitude towards COVID-19 and COVID-19 vaccination; practices about COVID-19; source of information about COVID-19; sociodemographic characteristics; work-related attributes† |
| 7. | COVID-19 vaccination process experiences and perceptions score | COVID-19 experiences and perceptions score; COVID-19 vaccination expectations and perceptions score; basic knowledge of COVID-19; attitude towards COVID-19 and COVID-19 vaccination; practices about COVID-19; source of information about COVID-19; sociodemographic characteristics; work-related attributes† |
| 8. | Acceptance-availability/access factor level | Basic knowledge of COVID-19; attitude towards COVID-19 and COVID-19 vaccination; practices about COVID-19; source of information about COVID-19; sociodemographic characteristics; work-related attributes† |
| 9. | Acceptance factor score and availability/access factor score | Basic knowledge of COVID-19; attitude towards COVID-19 and COVID-19 vaccination; practices about COVID-19; source of information about COVID-19; sociodemographic characteristics; work-related attributes† |
| 10. | COVID-19 experiences & perceptions‡, COVID-19 vaccination expectations & perceptions§, COVID-19 vaccination process experiences and perceptions¶ | COVID-19 experiences and perceptions‡, COVID-19 vaccination expectations and perceptions§, COVID-19 vaccination process experiences and perceptions¶ (as appropriate); basic knowledge of COVID-19, attitude towards COVID-19 and COVID-19 vaccination; practices about COVID-19; source of information about COVID-19; sociodemographic characteristics; work-related attributes† |
| Secondary hypotheses | ||
| 1. | Knowledge of COVID-19 | Attitude towards COVID-19; practices about COVID-19; source of information about COVID-19; sociodemographic characteristics; work-related attributes†; extent of COVID-19 experience and perception; COVID-19 vaccination expectation and perception level; COVID-19 vaccination process experience and perception level |
| 2. | Attitude towards COVID-19 | Knowledge of COVID-19; practices about COVID-19; source of information about COVID-19; sociodemographic characteristics; work-related attributes†; extent of COVID-19 experience and perception; COVID-19 vaccination expectation and perception level; COVID-19 vaccination process experience and perception level |
| 3. | Practices about COVID-19 | Knowledge of COVID-19; attitude towards COVID-19; source of information about COVID-19; sociodemographic characteristics; work-related attributes†; extent of COVID-19 experience and perception; COVID-19 vaccination expectation and perception level; COVID-19 vaccination process experience and perception level |
| 4. | Main source of information about COVID-19 | Most trusted source of information about COVID-19; sociodemographic characteristics; work-related attributes†; extent of COVID-19 experience and perception; COVID-19 vaccination expectation and perception level; COVID-19 vaccination process experience and perception level |
| 5. | Most trusted source of information about COVID-19 | Main source of information about COVID-19; sociodemographic characteristics; work-related attributes†; extent of COVID-19 experience and perception; COVID-19 vaccination expectation and perception level; COVID-19 vaccination process experience and perception level |
| 6. | A sociodemographic characteristic | Other sociodemographic characteristics; source of information about COVID-19; work-related attributes†; extent of COVID-19 experience and perception; COVID-19 vaccination expectation and perception level; COVID-19 vaccination process experience and perception level |
| 7. | A professional or work-related attribute† | Other professional or work-related attributes†; source of information about COVID-19; sociodemographic characteristics; extent of COVID-19 experience and perception; COVID-19 vaccination expectation and perception level; COVID-19 vaccination process experience and perception level |
*Among only community members.
†Among only health workers.
‡Fear of getting COVID-19, possible to get (severe) COVID-19, ever had COVID-19, and knowledge of any person who have had COVID-19.
§Importance of COVID-19 vaccination, fear of having severe side-effects from COVID-19 vaccination, protection from receiving COVID-19 vaccination, trust for the health workers who give COVID-19 vaccination, trust for the government who made COVID-19 vaccination available.
¶Ever heard COVID-19 vaccination was available for receipt and knowledge of a COVID-19 vaccination place.