METHODS	Sixty elective , on-pump CABG patients were randomly assigned to receive the prime solutions lactated Ringer 's solution combined with hydroxyethyl starch 130/0 .4 ( HES , 6 % Volulyte , Fresenius Kabi Nederland BV , Zeist , the Netherlands ) ( HES group ) or gelatin ( Gelofusin ( ) , B Braun Melsung AG , Melsungen , Germany ) ( Gelo group ) .\