Table 2. Surgical data—types of grafts anastomosed during OPCAB procedure.
| Parameters | Men subgroup (n=2,194) | Women subgroup (n=578) | P value |
|---|---|---|---|
| Surgery time, hour | 2.5±0.8 | 2.2±0.5 | <0.0001 |
| Grafts used/diameter of anastomosis | |||
| LIMA, n [%] | 2,193 [99.9] | 578 [100] | 0.4469 |
| Mean diameter, mm | 2±0.9 | 1.7±0.6 | <0.0001 |
| RIMA, n [%] | 72 [3.3] | 12 [2.1] | 0.1355 |
| Mean diameter, mm | 2±0.8 | 1,6±0.2 | <0.0001 |
| LRA, n [%] | 71 [3.2] | 6 [1] | 0.004 |
| Mean diameter, mm | 1.8±0.3 | 1.6±0.7 | <0.0001 |
| SVBG 1, n [%] | 1,826 [83] | 437 [76] | 0.0001 |
| Mean diameter, mm | 1.9±0.8 | 1.7±0.7 | <0.0001 |
| SVBG 2, n [%] | 947 [43] | 184 [32] | <0.0001 |
| Mean diameter, mm | 1.9±0.9 | 1.7±0.3 | <0.0001 |
| SVBG 3, n [%] | 51 [2.3] | 17 [3] | 0.3324 |
| Mean diameter, mm | 1.8±0.4 | 1.5±0.2 | <0.0001 |
OPCAB, off-pump coronary artery bypass; LIMA, left internal mammary artery; mm, millimeters; RIMA, right internal mammary artery; LRA, left radial artery; SVBG, saphenous vein bypass graft.