This data from the Coronary Artery Surgery Study evaluates two tests to determine the presence or absence of coronary artery disease by comparing to coronary angiography, the gold standard. Test 1 is an exercise stress test and Test 2 is a clinical history of chest pain.
cassA data frame with 871 rows and 3 columns:
Dichotomous result on exercise stress testing.
Presence of absence of chest pain based on medical history.
Dichotomous result on coronary angiography.
All three variables are dichotomous. 1 indicates a positive result; 0 indicates a negative result.
This data was originally presented in Weiner et al. (1979).
Weiner et al. (1979)) N Engl J Med. 1979;301(5):230-5 tools:::Rd_expr_doi("10.1056/NEJM197908023010502")