Is this pain caused by cancer of any type?

Response Unweighted Frequency Weighted Percentage Standard Error Lower 95% Confidence
Limit
Upper 95% Confidence
Limit
Yes 16 1.2 0.3 0.6 1.9
No 994 98.8 0.3 98.1 99.4

Among respondents who suffer from chronic pain, excluding unknowns and refusals.
 
On Questionnaire Split B