But, they could evaluate excess weekly deaths by age, state, county, and party affiliation. They found that the gap in excess deaths was larger in counties with lower vaccination rates, suggesting that lack of vaccination among Republican voters may partly explain the higher death rates.
“The researchers did not have complete data—the linked data didn’t contain a cause of death or vaccination status.” Hmm, mighty bold claim there guys.
You missed an important bit:
Here’s the thing about excess mortality during COVID… most of it was from COVID