Schedule of visits and contents
| Testing or evaluation | Baseline | Six months | Twelve months |
|---|---|---|---|
| Physical examination | ✓ | ✓ | ✓ |
| NYHA Class | ✓ | ✓ | ✓ |
| 6 min walking test | ✓ | ✓ | ✓ |
| 12-lead ECG | ✓ | ✓ | ✓ |
| Hb, Na, K, creatininaemia, NTproBNP | ✓ | ✓ | ✓ |
| QOL | ✓ | ✓ | ✓ |
| Transthoracic echocardiography | ✓ | ✓ | ✓ |
| Peak and threshold oxygen consumption | ✓ | ✓ | ✓ |
| Medication | ✓ | ✓ | ✓ |
| Cardiac MRI | ✓ | ||
| All-cause, HF and cardiac deaths | ✓ | ✓ | |
| All-cause, HF and cardiac hospitalisations | ✓ | ✓ | |
| CRT device interrogation | ✓ | ✓ |
CRT, Cardiac resynchronisation therapy; Hb, haemoglobin; HF, heart failure; K, kalaemia; Na, serum sodium; NT-ProBNP, N-terminal portion of pro brain natriuretic peptide; NYHA, New York Heart Association; QoL, quality of life.