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Funcional Recovery After Minithoracotomy or Sternotomy for CABG in Frail Patients
Sponsor: University of Sao Paulo General Hospital
Summary
Frailty is a major predictor of adverse outcomes following coronary artery bypass grafting (CABG), being associated with increased postoperative complications, prolonged hospitalization, delayed functional recovery, and reduced quality of life. Although minimally invasive coronary surgery (MICS) through left minithoracotomy has been associated with reduced surgical trauma and faster recovery in selected patients, its benefits have not been evaluated in a randomized trial specifically involving frail patients. The MINI FRAGILE trial is a prospective, multicenter, randomized, open-label clinical trial designed to compare minimally invasive CABG performed through left anterior minithoracotomy with conventional median sternotomy in patients aged 60 years or older with pre-frailty or frailty undergoing surgical coronary revascularization. Eligible participants will be randomized in a 1:1 ratio to either surgical approach. The primary objective is to determine whether minimally invasive CABG improves functional recovery, assessed by the change in the physical component of the SF-36 Health Survey 30 days after surgery. Secondary outcomes include major adverse cardiovascular events, mortality, intensive care unit and hospital length of stay, duration of mechanical ventilation, return to usual activities, surgical site infection, perioperative complications, postoperative pain, readmission, and adherence to enhanced recovery measures. The results of this trial are expected to provide high-quality evidence regarding the optimal surgical approach for frail patients requiring coronary artery bypass grafting.
Official title: Functional Recovery After Coronary Artery Bypass Graft Surgery in Frail Patients: Randomized Clinical Trial Between Minithoracotomy Versus Sternotomy.
Key Details
Gender
All
Age Range
60 Years - Any
Study Type
INTERVENTIONAL
Enrollment
194
Start Date
2026-09
Completion Date
2027-08
Last Updated
2026-08-05
Healthy Volunteers
No
Interventions
Minimally Invasive Coronary Artery Bypass Grafting (MICS-CABG)
Participants undergo coronary artery bypass grafting through a left anterior minithoracotomy with or without cardiopulmonary bypass, according to the surgical plan. Standardized perioperative enhanced recovery measures are applied.
Conventional Coronary Artery Bypass Grafting (Median Sternotomy)
Participants undergo conventional coronary artery bypass grafting through median sternotomy with or without cardiopulmonary bypass according to institutional practice. Postoperative care follows standard institutional protocols.