Impact of Sarcopenia Index on Postoperative Pulmonary Complication in Elderly Patients Undergoing OPCAB

Impact of Sarcopenia Index on Postoperative Pulmonary Complication in Elderly Patients Undergoing OPCAB: a Retrospective Study

Retrospective data collection. The aim of this study is to determine the effect of preoperative sarcopenia index on postoperative pulmonary complications in elderly patients undergoing off-pump coronary artery bypass graft surgery.

Inclusion Criteria:

• Patients who were 65 years of age or older at the time of surgery(off-pump coronary artery bypass graft surgery)
• serum cystatin C and creatinine test results were valid within one week before surgery

Exclusion Criteria:

• Patients with chronic renal failure (estimated glomerular filtration rate less than 60)
• Patients with acute kidney injury
• Patients with respiratory tract infection within 1 month before surgery