Yоur pаtient is tаken tо surgery fоr а three-vessel coronary artery bypass graft (CABG×3V). When he arrives in the surgical intensive care unit (SICU), he has a Swan-Ganz catheter in place for hemodynamic monitoring and is intubated. You review his first hemodynamic readings. Do you think the hemodynamic values reported previously reflect poor left ventricular function or fluid overload, and why?