Table 1.
Demographic comparison of apical and septal groups (n (%) or mean±SD)
| Apical (n=616) | Septal (n=204) | P value | |
| Age (year) | 77±11 | 73±15 | < 0.001 |
| Gender (♂) | 382 (62) | 125 (61) | >0.9 |
| Urgency (urgent) | 396 (65) | 136 (67) | 0.7 |
| Dual/single chamber (dual) | 565 (92) | 193 (95) | 0.2 |
| Comorbidities | |||
| Atrial arrhythmia | 152 (25) | 41 (21) | 0.3 |
| Heart failure | 55 (9) | 17 (9) | >0.9 |
| Renal failure | 87 (14) | 26 (13) | 0.8 |
| Liver failure | 0 | 0 | |
| Metastatic cancer | 7 (1) | 0 (0) | 0.3 |
| Stroke | 86 (14) | 22 (11) | 0.3 |
| Diabetes mellitus | 122 (20) | 37 (19) | 0.8 |
| Hypertension | 416 (68) | 123 (62) | 0.1 |
| Ischaemic heart disease | 162 (27) | 58 (29) | 0.5 |
| CABG | 37 (6) | 19 (10) | 0.1 |
| Valvular heart disease | 172 (28) | 62 (31) | 0.5 |
| Valve surgery | 52 (9) | 22 (11) | 0.3 |
| Haematology/biochemistry | |||
| Haemoglobin | 128±19 | 128±19 | >0.9 |
| Creatinine | 98±55 | 99±77 | 0.7 |
| Sodium | 138±4 | 138±4 | 0.2 |
| Medications | |||
| Diuretic | 205 (34) | 61 (31) | 0.5 |
| ACEI/ARB | 270 (44) | 78 (39) | 0.2 |
| Beta-blocker | 80 (13) | 27 (14) | 0.9 |
| Digoxin | 4 (1) | 0 (0) | 0.6 |
| Ca-channel blocker | 103 (17) | 30 (15) | 0.7 |
| Amiodarone | 9 (2) | 4 (2) | 0.8 |
ACEI, angiotensin converting enzyme inhibitor; ARB, angiotensin II receptor blocker; CABG, coronary artery bypass grafting; eGFR, estimated glomerular filtration rate.