Baseline characteristics of oximetry patients (n = 104)
| Mean (SD) | |
|---|---|
| Symptom duration (months) | 40.2 (52.6) |
| Alcohol intake (units/week) | 6.5 (9.9) |
| Frusemide dose (mg) | 95.7 (97.9) |
| Captopril dose (mg)1-150 | 95.3 (65.2) |
| NYHA class (number of patients) | |
| I | 14 |
| II | 41 |
| III | 40 |
| IV | 9 |
↵1-150 All ACE inhibitors are expressed as equivalent doses of captopril.