Laura Kenny and the vaccinated Olympic athletes

Another misclassification problem hiding possible adverse outcomes inn pregnancy?
Instead of comparing bad outcomes (like miscariage and stillbriths) for vaccinated v unvaccinated women UKHSA grouped all unvaccinated with those vaccinated prior to (but not during) pregnancy into a single "no doses in pregnancy" category. So, in comparing pregnancy outcomes this "no doses in pregnancy" category was used as a surrogate for “unvaccinated”. Laura Kenny was fully vaccinated before August 2021(before she was pregnant) and then suffered 2 'bad outcomes' (miscarriage, Nov 2021 and ectopic pregnancy, Jan 2022). This means that Laura Kenny's bad outcomes would have been classified as part of the "no doses in pregnancy" category. The For full details:
See: https://wherearethenumbers.substack.com/p/laura-kenny-and-the-vaccinated-olympic