Characteristics of patients with LVEF <40% by age, sex and admission ward
| Variable | Missing data* | Overall | Women <75 years | Men <75 years | Women ≥75 years | Men ≥75 years | Cardiology | General medicine | Other |
| Numbers of patients | 3590 | 466 (13%) | 1216 (34%) | 776 (21%) | 1132 (32%) | 2016 (56%) | 1293 (36%) | 281 (8%) | |
| Women | NA | 1242 (35%) | NA | NA | NA | NA | 612 (30%) | 533 (41%) | 97 (35%) |
| Age (years) | NA | 76 (66–83) | NA | NA | NA | NA | 74 (63–81) | 78 (70–85) | 78 (67–88) |
| Women ≥75 years | 776 (32%) | NA | NA | NA | NA | 348 (47%) | 364 (28%) | 64 (23%) | |
| Men ≥75 years | 1132 (22%) | NA | NA | NA | NA | 609 (30%) | 414 (32%) | 109 (39%) | |
| Admission ward | |||||||||
| Cardiology | NA | 2016 (57%) | 264 (57%) | 795 (65%) | 348 (47%) | 609 (54%) | NA | NA | NA |
| General medicine | 1293 (36%) | 169 (36%) | 346 (28%) | 364 (49%) | 414 (37%) | NA | NA | NA | |
| Other | 281 (8%) | 33 (7%) | 75 (6%) | 64 (9%) | 109 (10%) | NA | NA | NA | |
| Tests done | |||||||||
| Sinus rhythm on ECG | 208 (6%) | 1604 (45%) | 279 (60%) | 565 (46%) | 335 (46%) | 425 (38%) | 920 (45%) | 564 (44%) | 120 (43%) |
| Atrial fibrillation on ECG | 1247 (35%) | 105 (22%) | 400 (33%) | 306 (42%) | 436 (39%) | 684 (34%) | 456 (35%) | 107 (38%) | |
| Diagnosis confirmed | 99 (3%) | 3130 (88%) | 409 (88%) | 1087 (89%) | 660 (90%) | 974 (86%) | 1772 (88%) | 1101 (86%) | 249 (89%) |
| Diagnosis refuted | 361 (10%) | 50 (11%) | 100 (8%) | 96 (13%) | 115 (10%) | 180 (9%) | 158 (12%) | 23 (8%) | |
| Aetiology | |||||||||
| IHD | 198 (6%) | 1861 (53%) | 184 (39%) | 610 (50%) | 382 (52%) | 685 (61%) | 1058 (53%) | 662 (51%) | 141 (50%) |
| Prior MI | 217 (6%) | 1442 (41%) | 154 (33%) | 471 (39%) | 283 (38%) | 534 (47%) | 838 (42%) | 507 (39%) | 97 (35%) |
| Valve disease | 296 (8%) | 603 (17%) | 78 (17%) | 158 (13%) | 158 (21%) | 209 (18%) | 321 (16%) | 232 (18%) | 50 (18%) |
| Hypertension | 233 (7%) | 1638 (46%) | 207 (44%) | 483 (40%) | 401 (55%) | 547 (48%) | 872 (43%) | 634 (49%) | 132 (47%) |
| Diabetes | 103 (3%) | 991 (28%) | 154 (33%) | 361 (30%) | 169 (23%) | 307 (27%) | 544 (27%) | 367 (28%) | 80 (28%) |
| Symptoms | |||||||||
| Breathless at rest or minor activity | 322 (9%) | 1035 (29%) | 140 (30%) | 305 (25%) | 269 (40%) | 321 (28%) | 500 (25%) | 472 (36%) | 63 (22%) |
| Breathless markedly limiting activity | 1491 (42%) | 194 (42%) | 528 (43%) | 293 (40%) | 476 (42%) | 822 (41%) | 565 (43%) | 104 (37%) | |
| Moderate or severe oedema | 385 (11%) | 1437 (40%) | 172 (37%) | 474 (39%) | 316 (41%) | 475 (42%) | 717 (36%) | 606 (48%) | 114 (41%) |
Data are median and IQR or numbers and percentages of the population for age and sex.
↵* Excluding six patients in whom sex was not recorded (all <75 years), eight in whom age was not recorded (four women, four men) and six in whom admission ward was not recorded).
IHD, ischaemic heart disease; LVEF, left ventricular ejection fraction; MI, myocardial infarction; NA, not applicable.