Two doses of the BioNTech/Pfizer vaccine provide 70 per cent protection against being admitted to hospital with the Omicron coronavirus variant, according to the first real-world analysis of protection against severe disease with the new strain in South Africa.
根據南非對新冠病毒Omicron變種的一項研究,針對這種新毒株引發需要入院的重症的風險,兩劑BioNTech/輝瑞(Pfizer)疫苗可提供70%的保護效力。這是與Omicron有關的針對預防重症有效性的首項真實世界分析。
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