Changes in temperatures, microcirculatory parameters and use of vasoactive agents of the prewarming and control group during off-pump coronary artery bypass surgery.

Changes in temperatures, microcirculatory parameters and use of vasoactive agents of the prewarming and control group during off-pump coronary artery bypass surgery.非体外循环冠状动脉旁路移植术（off-pump coronary artery bypass surgery）期间，预保温组与对照组的体温变化、微循环参数变化及血管活性药物使用情况