You have to read the actual study to realize that 127 isn’t the denominator. Many more were still pregnant. The table they are getting those numbers from doesn’t make this clear.
“Among 3958 participants enrolled in the v-safe pregnancy registry, 827 had a completed pregnancy, of which 115 (13.9%) were pregnancy losses and 712 (86.1%) were live births (mostly among participants vaccinated in the third trimester).”
You have to read the actual study to realize that 127 isn’t the denominator. Many more were still pregnant. The table they are getting those numbers from doesn’t make this clear.
“Among 3958 participants enrolled in the v-safe pregnancy registry, 827 had a completed pregnancy, of which 115 (13.9%) were pregnancy losses and 712 (86.1%) were live births (mostly among participants vaccinated in the third trimester).”
https://www.nejm.org/doi/full/10.1056/NEJMoa2104983
https://www.nejm.org/doi/pdf/10.1056/NEJMoa2104983?articleTools=true
How many vaccinated in the first trimester were still pregnant?
Table 3 is of interest here.