evidence: Federal vaccine monitoring systems have identified no safety concerns with the COVID-19 vaccines for pregnant people. Preliminary Centers for Disease Control and Prevention data show that miscarriage is not more frequent than expected in vaccinated people. Online posts, however, falsely contend that such data, as reported in a CDC publication, show an 82% miscarriage rate. [...] Male, Viki (@VikiLovesFACS). "This @NEJM paper on the safety of #COVID19 #vaccines during #pregnancy found no increased risk of miscarriage associated with vaccination. So why is this person claiming that there was an 83% rate of miscarriage? Short answer, a maths mistake…" Twitter thread. 1 Jul 2021. Tereszcuk, Alexis. "Fact Check: New England Journal of Medicine Did NOT Find 82% Miscarriage Rate Among Pregnant Women Vaccinated Against COVID-19." Lead Stories. 10 Jul 2021.