Table 3

Independent preoperative risk factors for cardiovascular and haemorrhagic complications

MACCEBleeding complications
OR (95% CI)pOR (95% CI)p
Complete OAT interruption
 No interruptionReferenceReference
 ≤5 days0.67 (0.32 to 1.37)0.2720.72 (0.35 to 1.47)0.366
 >5 days2.11 (1.23 to 3.63)0.0070.93 (0.48 to 1.79)0.826
Preoperative haemoglobin
 >12 g/dl (or missing)ReferenceReference
 10–12 g/dl1.13 (0.62 to 2.08)0.6911.37 (0.75 to 2.48)0.308
 <10 g/dl3.00 (1.23 to 7.29)0.0162.61 (1.04 to 6.55)0.041
Creatinine clearance
 >60 ml/min (or missing)ReferenceReference
 30–60 ml/min1.32 (0.79 to 2.21)0.2871.96 (1.19 to 3.24)0.008
 <30 ml/min3.51 (1.54 to 8.04)0.0031.96 (0.76 to 5.03)0.162
Time between PCI and surgery
 0–3 months0.97 (0.45 to 2.07)0.9382.91 (1.53 to 5.52)0.001
 4–6 months1.11 (0.48 to 2.58)0.8030.96 (0.38 to 2.44)0.928
 7–12 months0.70 (0.28 to 1.73)0.4371.07 (0.46 to 2.52)0.874
 More than 12 monthsReferenceReference
Urgent surgery3.08 (1.74 to 5.47)<0.0011.77 (0.94 to 3.31)0.075
High-risk surgery3.59 (2.34 to 5.51)<0.0013.31 (2.11 to 5.18)<0.001
  • MACCE, major adverse cardiac and cerebrovascular events; OAT, oral antiplatelet therapy.