Table 1.
Variables and categories from the analysis of English-written Twitter posts about vaccines.
| Variable | Categories | Variable | Categories |
|---|---|---|---|
| Type of user | Anonymous | Pharmaceutical company | Mentions at least one company |
| General Public | Unspecified | ||
| Health professional | Sources | Cites a scientific source | |
| Media and journalists | Cites a non-scientific source | ||
| Other | Does not provide source | ||
| Type of content | Personal opinion or experience | Type of discourse | Denialist |
| Research results, vaccination data and practical information | Protest and defiance | ||
| News | Political | ||
| Other | Institutional | ||
| Type of information | Objective | Pandemic management measures | |
| Subjective | Medical/scientific | ||
| Tone | Positive | Preventive | |
| Neutral | Motivational | ||
| Negative | Antidenialist | ||
| Disease | Covid-19 | Other | |
| Other diseases | |||
| Unspecified / general |