Table 1 Patients’ characteristics stratified by AKI status (N = 865)
Characteristics | Non-AKI (N = 492) | AKI (N = 373) | All (N = 865) | P-value |
|---|---|---|---|---|
Age, years, mean (SD) | 55 (15) | 58 (15) | 57 (15) | 0.008 |
Male sex, n (%) | 297 (60.4) | 219 (58.7) | 516 (59.7) | 0.62 |
Reimbursement | (N = 486) | (N = 362) | (N = 848) | 0.45* |
- Government officer | 261 (53.7) | 190 (52.5) | 451 (53.2) | |
- Private health insurance | 0 (0.0) | 2 (0.6) | 2 (0.2) | |
- Social security system | 211 (43.4) | 159 (43.9) | 370 (43.6) | |
- Cash/self-pay | 14 (2.9) | 10 (2.8) | 24 (2.8) | |
- Unknown | 0 (0.0) | 1 (0.3) | 1 (0.1) | |
BMI, n (%) | < 0.001 | |||
- Underweight | 14 (2.8) | 16 (4.3) | 30 (3.5) | |
- Normal | 421 (85.6) | 287 (76.9) | 708 (81.8) | |
- Overweight | 54 (11.0) | 56 (15.0) | 110 (12.7) | |
- Obese | 3 (0.6) | 14 (3.8) | 17 (2.0) | |
Primary diagnosis, n (%) | (N = 491) | (N = 370) | (N = 861) | < 0.001 |
- Cardiovascular diseases | 106 (21.6) | 71 (19.2) | 177 (20.6) | |
- Endocrine Diseases | 11 (2.2) | 18 (4.9) | 29 (3.4) | |
- Gastrointestinal Diseases | 13 (2.6) | 18 (4.9) | 31 (3.6) | |
- Hematologic Diseases | 1 (0.2) | 1 (0.3) | 2 (0.2) | |
- Infectious Diseases | 14 (2.9) | 36 (9.7) | 50 (5.8) | |
- Neurologic Diseases | 42 (8.6) | 59 (15.9) | 101 (11.7) | |
- Oncologic Diseases | 13 (2.6) | 12 (3.2) | 25 (2.9) | |
- Renal Diseases | 9 (1.8) | 29 (7.8) | 38 (4.4) | |
- Respiratory Diseases | 17 (3.5) | 36 (9.7) | 53 (6.2) | |
- Rheumatologic Diseases | 0 (0.0) | 3 (0.8) | 3 (0.3) | |
- Surgical related diseases | 265 (54.0) | 87 (23.5) | 352 (40.9) | |
Comorbidity, n (%) | ||||
- HT | 210 (42.7) | 147 (39.4) | 357 (41.3) | 0.33 |
- DM | 114 (23.2) | 145 (38.9) | 259 (29.9) | < 0.001 |
- CKD | 3 (0.6) | 43 (11.5) | 46 (5.3) | < 0.001* |
- Cerebrovascular | 4 (0.8) | 11 (2.9) | 15 (1.7) | 0.017 |
- Malignancy | 24 (4.9) | 18 (4.8) | 42 (4.9) | 0.97 |
- CAD | 52 (10.6) | 19 (5.1) | 71 (8.2) | 0.004 |
APACHE-II score, mean (SD) | 9.9 (4.4) | 16.5 (7.3) | 12.7 (6.7) | < 0.001 |
Non-renal SOFA score, mean (SD) | 3.0 (1.6) | 5.0 (2.5) | 3.9 (2.3) | < 0.001 |
Vasopressors, n (%) | 4 (0.8) | 41 (11.0) | 45 (5.2) | < 0.001 |
Mechanical ventilation, n (%) | 85 (17.3) | 185 (49.6) | 270 (31.2) | < 0.001 |