Preserved autoregulation of coronary flow after off-pump coronary artery bypass grafting: retrospective assessment of intraoperative transit time flowmetry with and without intra-aortic balloon counterpulsation

Table 2 Conduit types

Aortocoronary	Saphenous vein graft	25 (33%)
Aortocoronary	Free ITA	1 (1%)
In-situ (pedicled)graft	In-situ ITA	38 (50%)
	Composite graft
	in-situ ITA with free ITA	8 (11%)
	in-situ ITA with radial artery	1 (1%)
	In-situ GEA	3 (4%)
Total		76 (100%)

ISSN: 1749-8090