π NEW: One dose of AstraZeneca/Oxford vaccine offers 76% protection after day 22 post vaccination - and offers sustained protection through a 3 month period until second dose
New analysis by Oxford University
βΆοΈ vaccine shows sustained protection of 76% during the 3-month interval until the second dose
βΆοΈ analyses shows single standard dose efficacy from day 22 to day 90 post vaccination of 76% with protection not falling in this three-month period
βΆοΈ After the second dose vaccine efficacy from two standard doses is 82.4% with the 3-month interval being used in the UK
βΆοΈ 82.4% effective, with a 95% confidence interval of 62.7% - 91.7% at 12+ weeks