Do you think sudden trouble seeing in one or both eyes
is a symptoms of a heart attack?

Response Unweighted Frequency Weighted Percentage Standard Error Lower 95% Confidence
Limit
Upper 95% Confidence
Limit
Yes 1305 45.5 1.2 43.2 47.8
No 1774 54.5 1.2 52.2 56.8

Among all respondents, excluding unknowns and refusals.
 
On Questionnaire Split A