Variable | Standardized difference [%] | % reduction |difference| | p-value | ||
---|---|---|---|---|---|
 | Unmatched | Matched |  | Unmatched | Matched |
Age | 8.1 | 0.1 | 98.3 | 0.03 | 0.97 |
No of grafts | -21.5 | 3.9 | 82.1 | < 0.001 | 0.37 |
LIMA use | 17.6 | 0.7 | 96.0 | < 0.001 | 0.86 |
ECC-timeA | -38.3 | 1.4 | 96.5 | < 0.001 | 0.72 |
Cross clamp time | -26.9 | 3.3 | 87.8 | < 0.001 | 0.42 |
Reperfusion time | -39.4 | -1.5 | 96.3 | < 0.001 | 0.68 |
Body mass index | 1.5 | 1.0 | 32.6 | 0.65 | 0.61 |
Body surface area | -16.6 | 4.0 | 76.0 | < 0.001 | 0.36 |
Hypertension | 15.2 | -1.4 | 90.6 | < 0.001 | 0.74 |