Table 2.
Top words for the four selected topics.
| Words | Political evaluation | Economic impact | Biomedical science | Social life |
|---|---|---|---|---|
| 1 | Epidemic prevention | Pneumonia | Vaccine | Epidemic |
| 2 | Wuhan | Government | Face mask | Taiwan |
| 3 | United States | Economy | Global | People |
| 4 | Infection | Novel | CDC | Central |
| 5 | Quarantine | Company | Effect | Measure |
| 6 | China | Industry | Market | Hospital |
| 7 | Confirmed case | Impact | Medical | Work |
| 8 | Announce | Isolation | COVID-19 | Enterprise |
| 9 | Policy | Investment | Domestic | Risk |
| 10 | Tourism | Entry | Activity | Cooperation |
| 11 | Symptom | Production | Growth | President |
| 12 | Application | Traveler | Contact | Safety |
| 13 | Information | Meeting | Community | Health |
| 14 | Media | University | Technology | Testing |
| 15 | Control | Taishang | Vaccination | Supply |
Note: Taishang = Taiwanese businessmen who do business in mainland China. CDC = Centers for Disease Control.