Table 2.
Variables examined in included COVID-19 surveys studies.
| Study variables | Number of studies (%) | Study ID |
|---|---|---|
| Demographics | 22 (100%) | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22 |
| Risk perception of vaccine | 4 (18%) | 7, 9, 12, 22 |
| Knowledge regarding COVID-19 disease | 7 (32%) | 3, 12, 13, 14, 17, 20, 21 |
| Vaccine acceptance/vaccine willingness | 15 (68%) | 2, 3, 7, 8, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 22 |
| Vaccine hesitancy | 14 (64%) | 6, 7, 8, 10, 11, 13, 14, 15, 16, 17, 19, 20, 21, 22 |
| Vaccine intention | 6 (27%) | 1, 5, 6, 9, 10, 21 |
| Impact of COVID-19 on mental health (disease related anxiety, general anxiety, fears about COVID-19) | 8 (36%) | 6, 7, 8, 9, 13, 14, 16, 21 |
| COVID-19 related news consumption/ primary source of news information /authentic information/guidelines | 9 (41%) | 7, 8, 9, 12, 13, 14, 17, 20, 21 |
| Trust In authorities and policy support | 8 (36%) | 7, 8, 12, 14, 15, 17, 20, 22 |
| Personal relations exposed to COVID-19/encounter with confirmed or suspected COVID-19 patients | 6 (27%) | 1, 9, 12, 13, 16, 21 |
| Knowledge and attitudes toward COVID-19 vaccine and beliefs (vaccine efficacy, location of development, length of clinical testing, perceived benefits and barriers) | 10 (45%) | 4, 6, 9, 10, 12, 13, 17, 19, 20, 21 |
| Vaccination of children and child's previous vaccination schedule | 5 (23%) | 5, 11, 16, 20, 21 |
| Overall health satisfaction | 2 (9%) | 9, 10 |
| Reasons of vaccine hesitancy/not accepting vaccine | 5 (23%) | 1, 8, 10, 11, 16 |
| Reasons that can influence vaccine willingness | 7 (32%) | 4, 7, 11, 13, 15, 16, 17 |
| Risk perception regarding COVID-19 (severity of infections, risk of contracting COVID-19, exaggeration of risk) | 14 (64%) | 1, 3, 5, 6, 7, 9, 10, 11, 12, 13, 14, 16, 20, 21 |
| Influence of COVID-19 on future vaccine behavior | 4 (18%) | 1, 6, 7, 11 |
| Reasons to vaccinate the child | 3 (14%) | 5, 11, 16 |
| Reasons to not vaccinate the child | 3(14%) | 5, 11, 16 |
| Suffering from any underlying disorder | 7 (32%) | 1, 5, 6, 7, 9, 12, 16 |
| Adherence to protective measures | 4 (18%) | 8, 13, 17, 21 |
| Acceptance of prior influenza vaccination/previous vaccinations | 3 (14%) | 1, 16, 20 |