UM, nope. Would love to see the data on that. Why would hospital spokespeople, ER Dr's say the exact opposite? If you understand the slightest about vaccines and epidemiology you would know that vaccinations do not cause varients. The virus in the wild (in unvaccinated individuals) is where the mutations happen.

The latest Canada COVID weekly report
https://www.canada.ca/content/dam/phac-aspc/documents/services/diseases/2019-novel-coronavirus-infection/surv-covid19-weekly-epi-update-20210723-en.pdf

The epidemiology report found that 84.9 per cent of Canadians hospitalized with COVID-19 were unvaccinated, while 82.3 per cent of people who died hadn’t yet been jabbed.
_{Global News - https://globalnews.ca/news/8059996/almost-all-recent-covid-cases-unvaccinated/}

Dr. Steve Flindall, an emergency physician at the Mackenzie Health Hospital in York Region, echoed those statistics and said a majority of patients coming into his hospital with COVID-19 have yet to get their shots.
_{Global News - https://globalnews.ca/news/8059996/almost-all-recent-covid-cases-unvaccinated/}

We are going to see many, many more stories like this... keep pushing the BS.
https://montreal.ctvnews.ca/quebec-woman-who-refused-vaccine-urged-everyone-to-get-a-shot-before-dying-of-covid-19-1.5412867