Table 3 Reasons for and outcomes of 30-day unplanned hospital readmissions of ICU survivors
Category of primary diagnosis, n (%) | Medical | Surgical | ||
|---|---|---|---|---|
At readmission | At initial index admission | At admission | At initial index admission | |
(n = 5583) | (n = 147,423) | (n = 11,142) | (n = 339,228) | |
Cardiac | 1758 (31.5) | 72,674 (49.3) | 1298 (11.6) | 51,788 (15.3) |
Malignancy | 345 (6.2) | 7488 (5.1) | 2184 (19.6) | 14,2954 (42.1) |
Respiratory | 738 (13.2) | 9175 (6.2) | 1138 (10.2) | 6110 (1.8) |
Neurologic | 636 (11.4) | 32,702 (22.2) | 1022 (9.2) | 63,112 (18.6) |
Gastrointestinal | 640 (11.5) | 4588 (3.1) | 1298 (11.6) | 26,653 (7.9) |
Metabolic and renal | 575 (10.3) | 5352 (3.6) | 991 (8.9) | 6836 (2.0) |
Other | 891 (16.0) | 15,444 (10.5) | 2457 (22.1) | 41,775 (12.3) |
Outcomes | ||||
Hospital length of stay, median (IQR) | 15 (8–28) | 14 (8–26) | ||
Hospital mortality, % | 585 (10.5) | 836 (7.5) | ||