Table 1 Patient characteristics at each episode, by 30-day survival status
| Â | All episodes | Survived | Deaths |
|---|---|---|---|
Number (row %) | 50497 | 45084 (89.3) | 5413 (10.7) |
Age (years; ± standard deviation) | 62.9 (±14.7) | 62.3 (±14.8) | 68.0 (±13.2) |
   18 to <50 years (%) | 10232 (20.3) | 9670 (21.4) | 562 (10.4) |
   50 to <65 years (%) | 15148 (30.0) | 13775 (30.6) | 1373 (25.4) |
   65 to <75 years (%) | 13492 (26.7) | 11864 (26.3) | 1628 (30.1) |
   ≥75 years (%) | 11625 (23.0) | 9775 (21.7) | 1850 (34.2) |
Male | 27025 (53.5) | 24092 (53.4) | 2933 (54.2) |
Race | |||
   White (%) | 25962 (51.4) | 22770 (50.5) | 3192 (59.0) |
   Black (%) | 21771 (43.1) | 19849 (44.0) | 1922 (35.5) |
   Other (%) | 2764 (5.5) | 2465 (5.5) | 299 (5.5) |
Dialysis modality | |||
   Hemodialysis (%) | 47274 (93.6) | 42277 (93.8) | 4997 (92.3) |
   Peritoneal dialysis (%) | 3223 (6.4) | 2807 (6.2) | 416 (7.7) |
Dialysis vintage [years; median (IQR)] | 3.8 (2.2; 6.2) | 3.8 (2.2; 6.2) | 4.0 (2.3; 6.4) |
   ≥6 years (%) | 13463 (26.7) | 11959 (26.5) | 1504 (27.8) |
   3 to <6 years (%) | 17696 (35.0) | 15821 (35.1) | 1875 (34.6) |
   1 to < 3 years (%) | 19338 (38.3) | 17304 (38.4) | 2034 (37.6) |
History of comorbid conditions | |||
   Diabetes (%) | 32181 (63.7) | 28625 (63.5) | 3556 (65.7) |
   Hypertension (%) | 36939 (73.2) | 32925 (73.0) | 4014 (74.2) |
   Coronary artery disease (%) | 15147 (30.0) | 13299 (29.5) | 1848 (34.1) |
   Cerebral vascular disease (%) | 8750 (17.3) | 7538 (16.7) | 1212 (22.4) |
   Heart failure (%) | 26833 (53.1) | 23437 (52.0) | 3396 (62.7) |
   Arrhythmia (%) | 20392 (40.4) | 17596 (39.0) | 2796 (51.7) |
   Valvular heart disease (%) | 15379 (30.5) | 13310 (29.5) | 2069 (38.2) |
   Peripheral vascular disease (%) | 18792 (37.2) | 16231 (36.0) | 2561 (47.3) |
   Chronic obstructive lung disease (%) | 13927 (27.6) | 11998 (26.6) | 1929 (35.6) |
   Any cancer (%) | 4335 (8.6) | 3588 (8.0) | 747 (13.8) |
   Upper gastrointestinal cancer* (%) | 250 (0.5) | 198 (0.4) | 52 (1.0) |
   Chronic liver disease (%) | 6423 (12.7) | 5530 (12.3) | 893 (16.5) |
   History of kidney transplant (%) | 3119 (6.2) | 2849 (6.3) | 270 (5.0) |
   History of ANVUGIB (%) | 17645 (34.9) | 16021 (35.5) | 1624(18.9) |