Table 1.

A 2x2 table to be extracted from each study for each binary outcome of interest

Test result	Number of patients with an event	Number of patients with no events
Test positive (‘Aspirin resistant’)	TP	FP
Test negative (‘Aspirin sensitive’)	FN	TN

TP = true positives; FP = false positives; FN = false negatives; TN = true negatives.