Baseline characteristics of patients implanted with CRT-D in French hospitals (2010–2019) with at least 1 year of follow-up, overall and according to vital status at 1 year
| Total | Alive at 1 year | Dead at 1 year | P value | |
| (N=23 029) | (n=21 425) | (n=1604) | ||
| Age, years | 67.7±9.9 | 67.4±9.9 | 70.9±9.4 | <0.0001 |
| Sex (male) | 18 156 (78.8) | 16 804 (78.4) | 1352 (84.3) | <0.0001 |
| Hypertension | 13 449 (58.4) | 12 374 (57.8) | 1075 (67.0) | <0.0001 |
| Diabetes mellitus | 7628 (33.1) | 6946 (32.4) | 682 (42.5) | <0.0001 |
| History of hospitalisation with congestion | 18 761 (81.5) | 17 292 (80.7) | 1469 (91.6) | <0.0001 |
| History of pulmonary oedema | 1572 (6.8) | 1335 (6.2) | 237 (14.8) | <0.0001 |
| Dilated cardiomyopathy | 15 983 (69.4) | 14 915 (69.6) | 1068 (66.6) | 0.01 |
| Coronary artery disease | 13 720 (59.6) | 12 548 (58.6) | 1172 (73.1) | <0.0001 |
| Previous myocardial infarction | 2155 (9.4) | 1935 (9.0) | 220 (13.7) | <0.0001 |
| Previous PCI | 5912 (25.7) | 5353 (25.0) | 559 (34.9) | <0.0001 |
| Previous CABG | 2683 (11.7) | 2385 (11.1) | 298 (18.6) | <0.0001 |
| Aortic stenosis | 1079 (4.7) | 931 (4.3) | 148 (9.2) | <0.0001 |
| Aortic regurgitation | 916 (4.0) | 804 (3.8) | 112 (7.0) | <0.0001 |
| Mitral regurgitation | 3896 (16.9) | 3496 (16.3) | 400 (24.9) | <0.0001 |
| Atrial fibrillation | 9214 (40.0) | 8272 (38.6) | 942 (58.7) | <0.0001 |
| Left BBB | 8510 (37.0) | 7965 (37.2) | 545 (34.0) | 0.01 |
| Right BBB | 992 (4.3) | 880 (4.1) | 112 (7.0) | <0.0001 |
| Vascular disease | 7567 (32.9) | 6808 (31.8) | 759 (47.3) | <0.0001 |
| Ischaemic stroke | 777 (3.4) | 705 (3.3) | 72 (4.5) | 0.01 |
| Intracranial bleeding | 181 (0.8) | 155 (0.7) | 26 (1.6) | 0.0001 |
| Smoker | 3865 (16.8) | 3557 (16.6) | 308 (19.2) | 0.01 |
| Dyslipidaemia | 8701 (37.8) | 8008 (37.4) | 693 (43.2) | <0.0001 |
| Obesity | 5129 (22.3) | 4745 (22.1) | 384 (23.9) | 0.1 |
| Alcohol-related diagnoses | 1782 (7.7) | 1624 (7.6) | 158 (9.9) | 0.001 |
| Undernutrition | 898 (3.9) | 752 (3.5) | 146 (9.1) | <0.0001 |
| Chronic kidney disease | 2201 (9.6) | 1860 (8.7) | 341 (21.3) | <0.0001 |
| Lung disease | 4117 (17.9) | 3700 (17.3) | 417 (26.0) | <0.0001 |
| Sleep apnoea syndrome | 2377 (10.3) | 2184 (10.2) | 193 (12.0) | 0.02 |
| Liver disease | 1027 (4.5) | 877 (4.1) | 150 (9.4) | <0.0001 |
| Thyroid diseases | 2125 (9.2) | 1899 (8.9) | 226 (14.1) | <0.0001 |
| Inflammatory disease | 1317 (5.7) | 1163 (5.4) | 154 (9.6) | <0.0001 |
| Anaemia | 2181 (9.5) | 1850 (8.6) | 331 (20.6) | <0.0001 |
| Previous cancer | 1993 (8.7) | 1783 (8.3) | 210 (13.1) | <0.0001 |
| Cognitive impairment | 219 (1.0) | 186 (0.9) | 33 (2.1) | <0.0001 |
Values are n (%) or mean±SD.
BBB, bundle branch block; CABG, coronary artery bypass graft; CRT-D, cardiac resynchronisation therapy defibrillator; PCI, percutaneous coronary intervention.