Table 2.

Classification of the type of public health emergency tweets, number, and quantity.

Number	Type	Content covered	Quantity
1	Epidemic overview release	Briefing data/leadership search	1,210
2	Epidemic prevention and control measures	Government policy/leadership voice/press conference	1,362
3	Science and disinformation	Epidemic prevention science/general health knowledge/rumor disinformation	1,739
4	Epidemic line assistance stories	Volunteer assistance/volunteer deeds/epidemic warming stories	1,952
5	Epidemic impact	Resumption of work and school/unsealing the city	275
6	Negative impact	Corruption and deception/concealment of illness	74