Xin Ma; Jingwen Ai; Jianpeng Cai; Shu Chen; Sen Wang; Haocheng Zhang; Ke Lin; Wei Zhang; Hongyu Wang; Yi Zhang; Feng Sun; Yang Li; Shu Zhang; Leer Shen; Shunjie Chen; Guanzhu Lu; Jie Xu; Xiaohua Chen; Wenhong Zhang; Xin Ma; Jingwen Ai; Jianpeng Cai; Shu Chen; Sen Wang; Haocheng Zhang; Ke Lin; Wei Zhang; Hongyu Wang; Yi Zhang; Feng Sun; Yang Li; Shu Zhang; Leer Shen; Shunjie Chen; Guanzhu Lu; Jie Xu; Xiaohua Chen; Wenhong Zhang

doi:10.46234/ccdcw2022.115

[1]

Information Office of Shanghai Municipality. Shanghai reports on the prevention and control of COVID-19. https://www.shio.gov.cn/TrueCMS/shxwbgs/2022n_6y/2022n_6y.html. [2022-06-04]. (In Chinese).

[2]

Wolter N, Jassat W, Walaza S, Welch R, Moultrie H, Groome M, et al. Early assessment of the clinical severity of the SARS-CoV-2 omicron variant in South Africa: a data linkage study. Lancet 2022;399(10323):437 − 46. http://dx.doi.org/10.1016/S0140-6736(22)00017-4.

[3]

Kahn F, Bonander C, Moghaddassi M, Rasmussen M, Malmqvist U, Inghammar M, et al. Risk of severe COVID-19 from the Delta and Omicron variants in relation to vaccination status, sex, age and comorbidities - surveillance results from southern Sweden, July 2021 to January 2022. Euro Surveill 2022;27(9):2200121. http://dx.doi.org/10.2807/1560-7917.ES.2022.27.9.2200121.

[4]

Karunanithi S. Omicron and the NHS: we need to look beyond hospital care to solve the pressures. BMJ 2022;376:o185. http://dx.doi.org/10.1136/bmj.o185.

[5]

China NHCotPsRo. Notice on printing and distributing the COVID-19 pneumonia diagnosis and treatment plan (ninth trial version) 2022. 2022. http://www.nhc.gov.cn/yzygj/s7653p/202203/b74ade1ba4494583805a3d2e40093d88.shtml. [2022-5-26]. (In Chinese).

[6]

Menni C, Valdes AM, Polidori L, Antonelli M, Penamakuri S, Nogal A, et al. Symptom prevalence, duration, and risk of hospital admission in individuals infected with SARS-CoV-2 during periods of omicron and delta variant dominance: a prospective observational study from the ZOE COVID Study. Lancet 2022;399(10335):1618 − 24. http://dx.doi.org/10.1016/S0140-6736(22)00327-0.

[7]

Boucau J, Marino C, Regan J, Uddin R, Choudhary MC, Flynn JP, et al. Duration of viable virus shedding in SARS-CoV-2 omicron variant infection. medRxiv 2022. http://dx.doi.org/10.1101/2022.03.01.22271582.

[8]

He XL, Zhou YY, Fu W, Xue YE, Liang MY, Yang BH, et al. Prolonged SARS-CoV-2 viral shedding in patients with COVID-19 was associated with delayed initiation of arbidol treatment and consulting doctor later: a retrospective cohort study. Curr Med Sci 2021;41(6):1096 − 104. http://dx.doi.org/10.1007/s11596-021-2434-y.

[9]

Grasselli G, Greco M, Zanella A, Albano G, Antonelli M, Bellani G, et al. Risk factors associated with mortality among patients with COVID-19 in intensive care units in lombardy, Italy. JAMA Intern Med 2020;180(10):1345 − 55. http://dx.doi.org/10.1001/jamainternmed.2020.3539.

[10]

Danza P, Koo TH, Haddix M, Fisher R, Traub E, Oyong K, et al. SARS-CoV-2 infection and hospitalization among adults aged ≥18 years, by vaccination status, before and during SARS-CoV-2 B.1.1.529 (Omicron) variant predominance - Los Angeles County, California, November 7, 2021-January 8, 2022. MMWR Morb Mortal Wkly Rep 2022;71(5):177-81. http://dx.doi.org/10.15585/mmwr.mm7105e1.

[11]

Zhang J, Wang X, Jia X, Li J, Hu K, Chen G, et al. Risk factors for disease severity, unimprovement, and mortality in COVID-19 patients in Wuhan, China. Clin Microbiol Infect 2020;26(6):767 − 72. http://dx.doi.org/10.1016/j.cmi.2020.04.012.

[12]

Kozlov M. Omicron's feeble attack on the lungs could make it less dangerous. Nature 2022;601(7892):177. http://dx.doi.org/10.1038/d41586-022-00007-8.

[13]

Ito N, Kitahara Y, Miwata K, Okimoto M, Takafuta T. Can the Omicron variant of COVID-19 cause pneumonia in young patients without risk factors? Clin Case Rep 2022;10(5):e05684. http://dx.doi.org/10.1002/ccr3.5684.

[14]

Bhargava A, Fukushima EA, Levine M, Zhao W, Tanveer F, Szpunar SM, et al. Predictors for severe COVID-19 infection. Clin Infect Dis 2020;71(8):1962 − 8. http://dx.doi.org/10.1093/cid/ciaa674.

[15]

Luo HC, You CY, Lu SW, Fu YQ. Characteristics of coagulation alteration in patients with COVID-19. Ann Hematol 2021;100(1):45 − 52. http://dx.doi.org/10.1007/s00277-020-04305-x.