Table 2

Antithrombotic management of high, moderate, and low risk patients

Risk category Treatment Contraindications First audit (%) Second audit (%)
HighWarfarin2-150 59/156 (38)74/150 (49)2-152
AspirinNo37/156 (24)17/150 (11)2-153
Yes2-150 5/156 (3)35/150 (23)2-153
No thromboprophylaxisNo43/156 (28)20/150 (13)2-152
Yes2-150 12/156 (8)4/150 (3)2-151
Correct management2-150 76/156 (49)113/150 (72)2-153
ModerateWarfarin2/23 (9)4/35 (11)2-151
Aspirin2-150 8/23 (35)18/35 (51)2-151
No thromboprophylaxisNo10/23 (43)9/35 (26)2-151
Yes2-150 3/23 (13)4/35 (11)2-151
Correct management2-150 11/23 (48)22/35 (63)2-151
LowWarfarin2/6 (33)0/0 (0)
Aspirin2/6 (33)0/0 (0)
No thromboprophylaxis2-150 2/6 (33)0/0 (0)
OverallCorrect management2-150 89/185 (48)135/185 (73)2-153
  • 2-150 Correct management,

  • 2-151 NS,

  • 2-152 p<0.05,

  • 2-153 p<0.0001v first audit.