Table 1 Composition and concentration of the two cardioplegias
|  | Ratio (Blood: Crystalloid) | Con (mM) | K+ | Ca²+ | Na+ | Mg²+ | Mannitol | Lidocaine | Histidine |
|---|---|---|---|---|---|---|---|---|---|
Type | |||||||||
Crystalloid cardioplegia | - | HTK | 9 | 0.015 | 15 | 4 | 18 | - | 180 |
Blood cardioplegia | 4:1 | BC | 20 | 1.3 | 147.9 | 7 | - | 0.085 | - |