So I'd count that as an indicator of the potential variation.
Now, theres a good argument to make that tribal politics is ALL that matters..... which we see demonstrated all the time on social media and in these comments.... but political scientists should know better!
Many mainstream Republicans did jump on the "don't listen to the medical profession" bandwagon for various reasons, and it's not that easy to get everybody else off it, especially not if their shouting about the evils of vaccine mandates (out of genuine principle or not) is still louder than their insistence that vaccines are actually good. The irony is I think a lot of the shouting down the medical establishment came when they were trying to convince people that the worst effects of COVID could easily be prevented when it couldn't, and now the whole thing's flipped over...