真實世界的追蹤結果跟你說，有效。 https://www.astrazeneca.com/media-centre/press-releases/2021/covid-19-vaccine-astrazeneca-effective-against-delta-indian-variant.html 來自英國公共衛生部 (PHE) 的真實世界數據 (以 pre-print 形式發布)，表明施打 AZ 兩劑 COVID-19 疫苗在避免因 Delta 變種病毒而導致的住院有 92% 的有效性，並且表明接種疫苗的人未出現死亡案例。該疫苗還顯示出對 Alpha 變種（B.1.1.7；以前稱為 Kent 變種）的高度有效性，住院率降低了 86%，沒有死亡報告。 Real world data from PHE, published as a pre-print, demonstrated two doses of COVID-19 Vaccine AstraZeneca are 92% effective against hospitalisation due to the Delta variant and showed no deaths among those vaccinated. The vaccine also showed a high level of effectiveness against the Alpha variant (B.1.1.7; formerly the ‘Kent’ variant) with an 86% reduction of hospitalisations and no deaths reported. 該分析包括從 4 月 12 日至 6 月 4 日期間共 14,019 例 Delta 變種病毒病例（其中 122 例住院），來自英格蘭的急診就醫民眾。 The analysis included 14,019 cases of the Delta variant – 122 of whom were hospitalised – between 12 April and 4 June, looking at emergency hospital admissions in England. 論文原文： https://khub.net/web/phe-national/public-library/-/document_library/v2WsRK3ZlEig/view_file/479607329