You are correct, it is not true based on the study. What they asked to comment on was: "I feel burnt out from work" and 83% said at least "to a small extent".

You are correct, it is not true based on the study. What they asked to comment on was: "I feel burnt out from work" and 83% said at least "to a small extent". I suppose it depends how much "to a small extent" maps to "suffer". Not much in my opinion.