Table 2 Two-by-two contingency table for rofecoxib and myocardial infarction within the STRIDE dataset for patients with rheumatoid arthritis before 2005 using mainly ICD9 coded data.
From: Annotation Analysis for Testing Drug Safety Signals using Unstructured Clinical Notes
myocardial infarction | no myocardial infarction | |
|---|---|---|
rofecoxib | a=16 | b=487 |
no rofecoxib | c=61 | d=2831 |