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Table 3 Odds ratio (OR) and risk ratio (RR) of secondary TIA in each group

From: Comparison of administration of clopidogrel with aspirin versus aspirin alone in prevention of secondary stroke after transient ischemic attack

Drugs

Occurrence of secondary TIA

Number (%)

OR (95% CI)

RR (95% CI)

Aspirin

10 (37.1%)

2.6 (0.8–9)

1.7 (0.8–3.6)

Aspirin + Clopidogrel

5 (18.5%)

1

1