Which is to say that the nonparticipants actually contracted the virus at a slightly lower rate than those who were under an extreme regime. Conversely, extreme enforcement of NPIs was associated with a greater degree of infection……. No national news story that I have found highlighted the most important finding of all: extreme quarantine among military recruits did nothing to stop the virus, compared with a non-quarantine group.
https://www.aier.org/article/even-a-military-enforced-quarantine-cant-stop-the-virus-study-reveals/