Abstract 228 Table 1

199619992002Trend
NSAIDs109.313.3Non specific
Aspirin15.317.526.6χ2 = 8.24; p = 0.004
Other antithrombotics3.57.812.1χ2 = 12.58; p = 0.0004
All bleeders78.386.998.7χ2 = 6.1; p = 0.01