Do you think sudden trouble seeing in one or both eyes is a symptom of a stroke?

Response Unweighted Frequency Weighted Percentage Standard Error 95% Confidence Limit
Lower Upper
Yes 6278 74.3 0.8 72.7 75.9
No 604 8.5 0.6 7.4 9.7
Dont know/Not sure 1520 17.2 0.7 15.9 18.4

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