I think it was the book "How to lie with statistics" that dedicated a page or two to the perceived differences when "x%" is used vs "1 in x", depending on the a

I think it was the book "How to lie with statistics" that dedicated a page or two to the perceived differences when "x%" is used vs "1 in x", depending on the actual value. I think that using "20% now think that..." would give a more accurate impression to someone scanning the headline.