Table 1 Cardiac surgeries of interest

Coronary artery bypass graft

1.IJ.76.^^: Bypass, coronary arteries

Valve or annulus procedures

1.HS.80.^^: Repair, tricuspid valve

1.HS.90.^^: Total excision with reconstruction, tricuspid valve

1.HT.80.^^: Repair, pulmonary valve

1.HT.90.^^: Total excision with reconstruction, pulmonary valve

1.HU.80.^^: Repair, mitral valve

1.HU.90.^^: Total excision with reconstruction, mitral valve

1.HV.80.^^: Repair, aortic valve

1.HV.90.^^: Total excision with reconstruction, aortic valve

1.HW.^^.^^: Therapeutic interventions on the annulus