Table 2 Baseline characteristics of the Survivor and Non-survivor groups
Categories | Overall (n = 267) | Survivor (n = 205) | Non-survivor (n = 62) | P value |
|---|---|---|---|---|
Age (years) | 68.00 (54.00–77.00) | 67.00 (53.00–76.00) | 69.00 (58.25–79.00) | 0.304 |
Gender (male) | 174 (65.17%) | 130 (63.41%) | 44 (70.97%) | 0.274 |
Comorbidities | Â | Â | Â | Â |
stroke | 75 (28.08%) | 56 (27.32%) | 19 (30.65%) | 0.609 |
Heart disease | 40 (14.98%) | 27(13.24%) | 13 (20.97%) | 0.136 |
Lung disease | 18 (6.74%) | 14 (6.83%) | 4 (6.45%) | 0.917 |
Liver disease | 34 (12.73%) | 26 (12.75%) | 8 (12.90%) | 0.974 |
Malignant tumor | 50 (18.73%) | 36 (17.56%) | 14 (22.58%) | 0.375 |
CKD | 35 (13.11%) | 26 (12.68%) | 9 (14.52%) | 0.708 |
CKD classification | Â | Â | Â | 0.438 |
  1 | 10 (3.75%) | 9 (4.40%) | 1 (1.61%) |  |
  2 | 12 (4.49%) | 9 (4.39%) | 3 (4.84%) |  |
  3 | 13 (4.69%) | 8 (3.90%) | 5 (8.06%) |  |
Hypertension | 126 (47.19%) | 97 (47.32%) | 29 (46.77%) | 0.940 |
Diabetes | 70 (26.22%) | 53 (25.85%) | 17 (27.42%) | 0.806 |
Septic shock | 67 (25.09%) | 35 (17.07%) | 32 (51.61%) | <0.001 |
Types of infections | Â | Â | Â | 0.411 |
Respiratory infections | 176 (65.92%) | 130 (63.41%) | 46 (74.19%) | Â |
Abdominal infections | 45(16.85%) | 36 (17.56%) | 9 (14.52%) | Â |
Urinary tract infections | 23 (8.61%) | 20 (9.76%) | 3 (4.84%) | Â |
Other infections | 23 (8.61%) | 19 (9.27%) | 4 (6.45%) | Â |
aCCI | 6.00 (4.00–7.00) | 5.38 (3.00–7.00) | 6.27 (4.25–8.00) | 0.032 |
SOFA score | 7.00 (5.00–10.00) | 6.00 (4.00–9.00) | 11.00 (7.00–13.00) | <0.001 |
Laboratory tests | Â | Â | Â | Â |
EPO (mIU/ml) | 29.23 (12.64–93.60) | 22.81(11.29–51.66) | 75.25 (30.10–447.19) | <0.001 |
Hemoglobin (g/L) | 102.92 ± 23.59 | 105.42 ± 22.32 | 98.32 ± 25.68 | 0.035 |
WBC(*109/L) | 11.21 (8.44–15.86) | 11.07 (8.34–14.37) | 12.46 (8.70–19.49) | 0.067 |
CRP (mg/L) | 105.06 (48.41–182.49) | 108.75 (52.18–185.35) | 99.11(42.31–172.67) | 0.369 |
PCT (ng/ml) | 1.92 (0.43–10.59) | 1.50 (0.42–9.21) | 3.90 (0.41–13.13) | 0.377 |
Lactate (mmol/L) | 1.50 (1.10–2.30) | 1.40 (1.10–1.90) | 2.50 (1.50–6.10) | <0.001 |
Oxygenation index (mmHg) | 255.72 ± 116.05 | 254.00 (190.61–320.00) | 225.33 (124.44–293.45) | 0.036 |
Albumin (g/L) | 29.82 ± 4.11 | 30.06 ± 3.94 | 29.13 ± 4.68 | 0.123 |
Creatinine (μmol/L) | 87.55 (63.95–151.85) | 81.80 (62.60–121.30) | 107.00 (68.38–242.82) | 0.033 |
Event | Â | Â | Â | Â |
LOS ICU days | 6.00 (3.00–13.00) | 6.00 (3.00–14.00) | 7.00 (3.00–12.75) | 0.593 |
LOS hospital day | 20.00 (12.00–33.00) | 24.00 (15.00–38.00) | 11.00 (5.25–19.00) | <0.001 |