Table 2.

The number and proportion of weibos posted by actors.

Samples	Indicators	Description	number	proportion
Actor	Media	Central media (e.g., @People’s Daily), Local media (eg.@Sichuan Daily), media companies (e.g., @Caixin)	396	37.43%
	Individuals	Individual user (e.g., @Chaitai CT)	358	33.84%
	Scientists	Public health experts (e.g., @Wenhong Zhang), doctor (e.g., @Doctor Weiming Luo), medical researcher (e.g., Zhuangshilihe)	113	10.68%
	Organizations	Public health organization (e.g., @Health China)	109	10.30%
	Government	Central government (e.g., @SASAC), local government (e.g., @Xian Publishing)	82	7.75%