Characteristics | AKI after ED stay | No AKI after ED stay | p value |
---|---|---|---|
Demographic features | |||
 Age (years) | 79.6 ± 8.4 | 81.5 ± 7.9 | 0.19 |
 Gender (male %) | 33 (58) | 35 (44) | 0.12 |
 Comorbidities | |||
 Diabetes mellitus (%) | 28 (49) | 25 (32) | 0.04 |
 Hypertension (%) | 28 (49) | 50 (63) | 0.1 |
 Heart failure (%) | 12 (21) | 11 (14) | 0.28 |
 Coronary artery disease (%) | 4 (7) | 7 (9) | 0.7 |
 Peripheral artery occlusive disease (%) | 3 (5) | 6 (8) | 0.59 |
 Chronic obstructive pulmonary disease (%) | 7 (12) | 8 (10) | 0.7 |
 Chronic kidney disease (%) | 31 (54) | 23 (29) | < 0.01 |
 Previous or active malignancy (%) | 18 (32) | 17 (22) | 0.19 |
 Peptic ulcer disease (%) | 7 (12) | 5 (6) | 0.23 |
 Charlson comorbidity index | 8 (6–10) | 7 (6–8) | 0.02 |
Initial impression (%) | Â | Â | < 0.01 |
 Cardio- or cerebro-vascular events | 2 (4) | 9 (11) |  |
 Pulmonary diseases | 23 (40) | 40 (51) |  |
 Gastrointestinal and hepatic diseases | 13 (23) | 8 (10) |  |
 Renal diseases | 11 (19) | 3 (4) |  |
 Infection of unknown origin | 2 (4) | 9 (11) |  |
 Miscellaneous | 6 (11) | 10 (13) |  |
First vital signs obtained on ED evaluation | |||
 Systolic blood pressure (mmHg) | 114 (95–141) | 144 (123–162) | < 0.01 |
 Diastolic blood pressure (mmHg) | 64 (54–75) | 78 (69–90) | < 0.01 |
 Heart rate (/min) | 94.5 ± 23.3 | 98.3 ± 18.8 | 0.3 |
 Body temperature (°C) | 37 ± 1.3 | 37.4 ± 1.1 | 0.06 |
 Respiratory rate (/min) | 19 (18–21) | 20 (18–22) | 0.69 |
First laboratory data on ED | |||
 Leukocyte counts (K/μL) | 12.3 (7.7–16.2) | 10.6 (8–14.6) | 0.12 |
 Hemoglobin (g/dL) | 9,7 (7.9–12) | 11.7 (10.5–13.1) | 0.06 |
 Platelet counts (K/μL) | 200 ± 100 | 243 ± 100 | 0.01 |
 Baseline eGFR (ml/min/1.73 m2) | 58.8 (33.5–83.8) | 76.5 (51.1–91) | < 0.01 |
 Serum creatinine on ward admission (mg/dL) | 1.9 (1.4–2.5) | 0.8 (0.6–1.1) | < 0.01 |
 ED length of stay (days) | 4 (3–5) | 5 (3–6) | 0.19 |