Do you think shortness of breath is a symptom of a heart attack?

Response Unweighted Frequency Weighted Percentage Standard Error 95% Confidence Limit
Lower Upper
Yes 7376 87.6 0.6 86.5 88.8
No 566 6.6 0.4 5.7 7.5
Dont know/Not sure 466 5.7 0.4 4.9 6.6

Among all respondents, excluding refusals.
On Questionnaire Split A
ASKED ONLY TO LANDLINE SURVEY RESPONDENTS