Birdwatch Note Rating
2023-04-20 01:11:20 UTC - HELPFUL
Rated by Participant: 7C318A55DA967AF307404F852FA3E254598BEE744D950C842E03E0C6CD019D14
Participant Details
Original Note:
No vaccine efficacy trial has used transmission as primary outcome. COVID-19 vaccines after rollout (2021) were strongly demonstrated to greatly reduce risk of infection, and for those infected, reduce probability of transmission in dozens of secondary studies. https://thelancet.com/journals/laninf/article/PIIS1473-3099(21)00648-4/fulltext https://nejm.org/doi/full/10.1056/nejmoa2116597 https://nejm.org/doi/full/10.1056/nejmc2107717 https://nejm.org/doi/full/10.1056/nejmc2106757 https://medrxiv.org/content/medrxiv/early/2021/11/25/2021.11.24.21266401.full.pdf https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2792598
All Note Details