Demographic characteristics |
Age (M (IQR), years old) | 1.5 (4.4) | 1.5 (4.4) | 1.2 (4.0) | 0.037 |
Gender (boy/girl, n) | 4945/3873 | 4649/3695 | 296/178 | 0.004 |
Diagnosis of disease (n (%)) |
Diseases of the respiratory system | 990 (11.2%) | 897 (10.8%) | 93 (19.6%) | <0.001 |
Diseases of the nervous system | 715 (8.1%) | 667 (8.0%) | 48 (10.1%) | 0.098 |
Diseases of the circulatory system | 726 (8.2%) | 680 (8.1%) | 46 (9.7%) | 0.231 |
Diseases of the digestive system | 768 (8.7%) | 748 (9.0%) | 20 (4.2%) | <0.001 |
Diseases of the genitourinary system | 360 (4.1%) | 356 (4.3%) | 4 (0.8%) | <0.001 |
Neoplasms | 467 (5.3%) | 427 (5.1%) | 40 (8.4%) | 0.002 |
Surgical treatment | 4998 (56.7%) | 4955 (59.4%) | 43 (9.1%) | <0.001 |
Laboratory values (M (IQR)) |
WBC (*109/L) | 9.0 (5.1) | 9.0 (5.1) | 10.0 (9.6) | <0.001 |
N (%) | 43.4 (36.0) | 42.5 (36.0) | 57.5 (37.0) | <0.001 |
Hb (g/L) | 116.0 (24.0) | 116.0 (25.0) | 107.0 (33.0) | <0.001 |
PLT (*109/L) | 317.0 (165) | 320 (160) | 234 (235) | <0.001 |
CRP (mg/L) | 6.0 (20.0) | 6.0 (19.0) | 10.0 (38.3) | <0.001 |
ALT (U/L) | 21.0 (22.0) | 21.0 (20.0) | 34.0 (81.0) | <0.001 |
AST (U/L) | 40.0 (33.0) | 39.0 (30.0) | 69.5 (173.0) | <0.001 |
ALB (g/L) | 42.0 (8.0) | 42.0 (7.1) | 36.0 (11.0) | <0.001 |
DB (mg/L) | 1.9 (2.3) | 1.9 (2.2) | 3.2 (6.6) | <0.001 |
IB (mg/L) | 5.5 (5.4) | 5.5 (5.2) | 4.9 (6.7) | <0.001 |
LDH (U/L) | 307.0 (166.0) | 303.0 (154.0) | 522.0 (682) | <0.001 |
CK-MB (U/L) | 31.0 (23.0) | 31.0 (22.0) | 35.0 (54.0) | 0.002 |
K+ (mmol/L) | 3.8 (0.7) | 3.8 (0.7) | 3.9 (1.0) | 0.002 |
Na+ (mmol/L) | 136.0 (5.0) | 136.0 (5.0) | 137.0 (8.0) | 0.028 |
Urea (mmol/L) | 3.7 (2.3) | 3.7 (2.3) | 4.5 (3.5) | <0.001 |
Scr (μmoI/L) | 42.6 (16.0) | 42.0 (15.0) | 46.0 (29.0) | <0.001 |
Arterial PH | 7.4 (0.04) | 7.4 (0.03) | 7.4 (0.14) | <0.001 |
Glucose (mmol/L) | 5.7 (1.9) | 5.7 (1.8) | 6.2 (4.1) | <0.001 |
Lactate (mmol/L) | 1.6 (1.5) | 1.6 (1.4) | 2.8 (4.0) | <0.001 |
Pediatric Critical Illness Score | 94.0 (7.0) | 94.0 (7.0) | 87.0 (12.0) | <0.001 |
Length of PICU stay (days) | 1.9 (5.0) | 1.8 (4.6) | 5.5 (15.3) | <0.001 |