TABLE 2.
Prevalence of Potential Risk Factors for Unplanned ICU Readmission Among Adult and Elderly Trauma Patients
| Potential Risk Factor | All, n (%) | Adult, n (%) | Elderly, n (%) | Relative Risk (95% CI) | p |
|---|---|---|---|---|---|
| Preexisting medical conditions | |||||
| Myocardial infarction | 1,637 (3.39) | 377 (1.55) | 1,260 (5.26) | 3.41 (3.04–3.82) | < 0.001 |
| Congestive heart failure | 3,325 (6.88) | 412 (1.69) | 2,913 (12.17) | 7.20 (6.51–7.97) | < 0.001 |
| Peripheral vascular disease | 976 (2.02) | 139 (0.57) | 837 (3.50) | 6.14 (5.13–7.34) | < 0.001 |
| Stroke | 3,303 (6.83) | 566 (2.32) | 2,737 (11.43) | 4.93 (4.51–5.38) | < 0.001 |
| Dementia | 4,418 (9.14) | 123 (0.50) | 4,295 (17.94) | 35.58 (29.77–42.53) | < 0.001 |
| Chronic obstructive pulmonary disease | 6,501 (13.45) | 2,608 (10.69) | 3,893 (16.26) | 1.52 (1.45–1.59) | < 0.001 |
| Peptic ulcer disease | 427 (0.88) | 133 (0.55) | 294 (1.23) | 2.25 (1.84–2.76) | < 0.001 |
| Cirrhosis | 902 (1.87) | 543 (2.23) | 359 (1.50) | 0.67 (0.59–0.77) | < 0.001 |
| Diabetes mellitus | 9,305 (19.25) | 2,682 (10.99) | 6,623 (27.66) | 2.52 (2.41–2.62) | < 0.001 |
| Chronic kidney disease | 1,327 (2.75) | 370 (1.52) | 957 (4.00) | 2.64 (2.34–2.97) | < 0.001 |
| Malignancy | 980 (2.03) | 201 (0.82) | 779 (3.25) | 3.95 (3.39–4.61) | < 0.001 |
| AIDS | 273 (0.56) | 248 (1.02) | 25 (0.10) | 0.10 (0.07–0.15) | < 0.001 |
| Severely injured body regions | |||||
| Head | 20,411 (42.22) | 9,278 (38.03) | 11,133 (46.50) | 1.22 (1.20–1.25) | < 0.001 |
| Face | 255 (0.53) | 205 (0.84) | 50 (0.21) | 0.25 (0.18–0.34) | < 0.001 |
| Neck | 456 (0.74) | 281 (1.15) | 75 (0.31) | 0.27 (0.21–0.35) | < 0.001 |
| Chest | 11,635 (24.07) | 6,786 (27.81) | 4,849 (20.25) | 0.73 (0.70–0.75) | < 0.001 |
| Abdomen | 2,246 (4.65) | 1,890 (7.75) | 356 (1.49) | 0.19 (0.17–0.21) | < 0.001 |
| Spine | 3,881 (8.03) | 1,836 (7.53) | 2,045 (8.54) | 1.13 (1.07–1.21) | < 0.001 |
| Upper extremity | 211 (0.44) | 181 (0.74) | 30 (0.13) | 0.17 (0.11–0.25) | < 0.001 |
| Lower extremity | 3,228 (6.68) | 1,996 (8.18) | 1,232 (5.15) | 0.63 (0.59–0.67) | < 0.001 |