Table 2. Patients’ demographics and laboratory data on ED arrival according to J-ERATO score in the validation cohort.
| Variable | Missing, n (%) |
Low (≤ 1) | Medium (2–4) | High (≥ 5) | P-value |
|---|---|---|---|---|---|
| Vital signs at ED arrival | |||||
| SBP, mmHg | 54 (4.5) | 127 (117‒ 144) |
128 (114‒ 148) |
110 (83‒ 137) |
0.001 |
| HR, bpm | 94 (7.9) | 80 (67‒ 93) |
95 (81‒ 116) |
110 (83‒ 137) |
< 0.001 |
| GCS | 34 (2.8) | 15 (15‒ 15) |
15 (12‒ 15) |
7 (3‒ 13) |
< 0.001 |
| BT, °C | 150 (12.5) | 36.1 (36.7‒ 37.1) |
37.5 (36.7‒ 38.9) |
39.3 (38.4‒ 40.6) |
< 0.001 |
| Laboratory data at ED arrival | |||||
| White blood cell, × 103/μL | 93 (7.8) | 7.9 (5.6‒ 11.6) |
9.2 (6.6‒ 11.3) |
9.1 (6.7‒ 10.4) |
0.64 |
| Hematocrit, % | 115 (9.6) | 41.8 (38.2‒ 46.6) |
40.2 (36.2‒ 44.6) |
38.5 (34.5‒ 43.4) |
0.003 |
| Platelet, ×104/μL | 112 (9.4) | 22.0 (17.8‒ 27.1) |
21.4 (15.7‒ 26.7) |
16.9 (12.5‒ 25.2) |
0.04 |
| BUN, mg/dL | 96 (8.0) | 16.0 (11.1‒ 20.6) |
19.0 (14.0‒ 25.1) |
22.0 (16.1‒ 30.6) |
0.001 |
| Creatinine, mg/dL | 87 (7.3) | 0.9 (0.6‒ 1.2) |
1.1 (0.8‒ 1.5) |
1.4 (0.9‒ 1.9) |
0.001 |
| AST, U/L | 97 (8.1) | 25 (19‒ 33) |
30 (21‒ 46) |
38 (22‒ 110) |
< 0.001 |
| ALT, U/L | 99 (8.3) | 19 (14‒ 26) |
22 (15‒ 35) |
38 (19‒ 64) |
< 0.001 |
| CK, U/L | 160 (13.4) | 166 (98‒ 297) |
182 (91‒ 526) |
269 (124‒ 419) |
0.015 |
| CRP, mg/dL | 173 (14.5) | 0.1 (0.03‒ 0.40) |
0.2 (0.06‒ 1.40) |
0.3 (0.04‒ 0.81) |
0.064 |
SBP = systolic blood pressure, RR = respiratory rate, GCS = Glasgow Coma Scale, BT = body temperature, ED = emergency department. P value for difference between groups by Kruskal-Wallis.