ACE and atrial fibrillation: To ascertain whether the quality of care is maintained in schizophrenia patients hospitalized with HF, the prescriptions of beta-blockers, angiotensin-converting enzyme (ACE) inhibitors or angiotensin II receptor blockers (ARBs), mineralocorticoid receptor antagonists (MRAs) and anticoagulants for atrial fibrillation (AF) were scrutinized as process-of-care measures (Table 3).