Cardiothoracic & vascular anesthesia
Effect of Breathing Exercises to Prevent Pulmonary Complications in Patients Undergoing Off-Pump Coronary Artery Bypass Graft Surgery: A Pilot Study
Authors' conclusion
Perioperative breathing exercises may reduce PPC incidence, preserve arterial oxygenation, and improve functional capacity and the quality of life in OPCABG patients.
Study context
- Population
- Elective off-pump CABG (off-pump coronary artery bypass graft (OPCABG)) patients, tertiary university-affiliated hospital, Beijing, Chinarandomised 1:1
- Participants
- 154 participants
- Comparison
- Intervention vs Control
- Interventionn = 77
- Controln = 77reference
- Primary endpoint
- PPC incidence
Methodological detailssingle-centre, pilot
- Single-centre
- Pilot
Primary result
As reported in the abstract
P < 0.001
Further findings
Postoperative PaO2
- Postoperative PaO2 higher
- P < 0.05
6-minute walk test distance
- 6-minute walk test distance longer (327.01 ± 41.07 m v 319.94 ± 29.08 m)
- P = 0.03
Short Form-36 physical functioning and social functioning scores · 1 month
- Better in the intervention group
- P < 0.01
Original publication
Effect of Breathing Exercises to Prevent Pulmonary Complications in Patients Undergoing Off-Pump Coronary Artery Bypass Graft Surgery: A Pilot Study. J Cardiothorac Vasc Anesth. Published 5 May 2026. doi:10.
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