NYC's vaccination rates absolutely indicate that there's a lot more than right-wingery at work. 54% is the all-ages number.
My area of Brooklyn (Flatbush) is blue as blue can be and yet to crack 50%. There are areas further south and east that are 10–20% below the city number. It's not just the red patches on the electoral map, it's a lot of districts where the Republican Party doesn't even bother putting up candidates.