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Perioperative hypothermia results in sympathetic stimulation that may lead to myocardial ischemia, particularly if shivering occurs. In a trial that randomly assigned more than 5000 surgical patients (age ≥45 years with at least one cardiovascular risk factor) to maintain target core temperature at 37 versus 35.5°C during noncardiac surgery, both groups had similar rates of myocardial injury alone and a composite outcome of myocardial injury, nonfatal cardiac arrest, or all-cause mortality at 30 postoperative days [1]. Other adverse outcomes (serious wound infections, transfusions)...
