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2021 Vol. 3, No. 27

Preplanned Studies
Perception of the COVID-19 Epidemic and Acceptance of Vaccination Among Healthcare Workers Prior to Vaccine Licensure — Beijing Municipality, China, May–July 2020
Luodan Suo, Rui Ma, Zhongzhan Wang, Tian Tang, Haihong Wang, Fang Liu, Jinfeng Tang, Xinghui Peng, Xue Guo, Li Lu, Xinghuo Pang
2021, 3(27): 569-575. doi: 10.46234/ccdcw2021.130
Abstract(14122) HTML (1594) PDF 275KB(73)
Abstract:

What is already known about this topic?

The coronavirus disease 2019 (COVID-19) vaccine development has been progressing, but acceptance of the new vaccines by healthcare workers (HCWs) was not well known prior to approval of COVID-19 vaccines in China.

What is added by this report?

This study found that before vaccine approval, Beijing HCWs expressed moderate willingness to get vaccinated. Factors positively influencing willingness included free vaccination and belief that the vaccine had been fully evaluated. A negatively influencing factor was presence of an underlying disease. Trust in vaccines, in general, was positively associated with willingness to get new vaccines.

What are the implications for public health practice?

COVID-19 vaccines should be provided at no cost to HCWs. Effective measures should be taken to enhance the acceptance of COVID-19 vaccination among HCWs in China.

Integrated Approaches for COVID-19 Case Finding and Their Impact on Timeliness for Disease Containment — Changning District, Shanghai Municipality, China, January–July, 2020
Xubin Zheng, Jie Wang, Enmao Cai, Yu Jiang, Hong Tang, Biao Xu
2021, 3(27): 576-580. doi: 10.46234/ccdcw2021.149
Abstract(10548) HTML (794) PDF 394KB(47)
Abstract:

What is already known on this topic?

The demand for containing the virus and protecting the economy is high on the agenda of policymakers during the coronavirus disease 2019 (COVID-19) pandemic. Modelling studies indicated that highly effective contact tracing and case isolation were enough to contain the spread of COVID-19 at the early stages, but this has not been validated in real world contexts.

What is added by this report?

Integrated case finding approaches, including outpatient monitoring, exposed people quarantining, and contact tracing, effectively contained the spread of COVID-19 in a densely populated district in Shanghai Municipality, China. Active case-finding involving quarantine of exposed persons and contact tracing could reduce the time from symptom onset to COVID-19 diagnosis, thus reducing the risk of local transmission.

What are the implications for public health practice?

Active case-finding should be prioritized as an effective approach to minimize the risk of local transmission in future pandemics. Integrated COVID-19 case finding approaches applied in Shanghai may inform public health policy in other regions where strict lockdown is not applicable.

Perspectives
Notes from the Field