Opinion: An abundance of caution and good science are the right way to build trust in vaccines
All in all, the risk of blood clots from the J&J vaccine is extremely low when compared to the risk of blood clots in other contexts, writes Céline Gounder, who points to the fact that the six blood clot cases are out of over 1 million women in the 20-50 age group who have received doses of J&J.