Variables | Overall (n = 349) | Survivor (n = 250) | Non-survivor (n = 99) | p |
---|---|---|---|---|
Demographics | ||||
Age, years | 66 (52–77) | 65.5 (50–77) | 66 (55–75) | 0.527 |
Males/females, n (%) | 229/120 (65.6/34.4) | 167/83 (66.8/33.2) | 62/37 (62.6/37.4) | 0.459 |
History | ||||
Smoking, n (%) | 94 (26.9) | 69 (27.6) | 25 (25.3) | 0.656 |
Drinking, n (%) | 33 (9.5) | 25 (10) | 8 (8.1) | 0.581 |
Comorbidities | ||||
Hypertension, n (%) | 172 (49.3) | 126 (50.4) | 46 (46.5) | 0.507 |
DM, n (%) | 107 (30.7) | 75 (30) | 32 (32.3) | 0.671 |
CHD, n (%) | 53 (15.2) | 38 (15.2) | 15 (15.2) | 0.991 |
CRF, n (%) | 38 (10.9) | 31 (12.4) | 7 (7.1) | 0.15 |
CHF, n (%) | 38 (10.9) | 31 (12.4) | 7 (7.1) | 0.15 |
COPD, n (%) | 23 (6.6) | 15 (6) | 8 (8.1) | 0.48 |
CVD, n (%) | 46 (13.2) | 34 (13.6) | 12 (12.1) | 0.713 |
Site of infection | ||||
Lower respiratory tract, n (%) | 246 (70.5) | 201 (80.4) | 45 (45.5) | < 0.001 |
Enterocoelia, n (%) | 52 (14.9) | 18 (7.2) | 34 (34.3) | < 0.001 |
Skin and soft tissue, n (%) | 40 (11.5) | 16 (6.4) | 24 (24.2) | < 0.001 |
Urinary system, n (%) | 82 (23.5) | 40 (16.0) | 42 (42.4) | < 0.001 |
Central nervous system, n (%) | 24 (6.9) | 12 (4.8) | 12 (12.1) | 0.015 |
Unknown, n (%) | 21 (6.0) | 13 (5.2) | 8 (8.1) | 0.308 |
Blood parameters | ||||
WBC (× 109/L), median [IQR] | 13.06 (9.41–18.12) | 12.82 (9.56–17.32) | 14.33 (8.29–20.45) | 0.446 |
NEU (× 109/L), median [IQR] | 11.57 (7.76–16.11) | 11.12 (7.88–15.34) | 12.84 (7.44–18.72) | 0.186 |
LYM (× 109/L), median [IQR] | 0.92 (0.55–1.45) | 1.01 (0.63–1.55) | 0.68 (0.31–1.08) | < 0.001 |
PLT (× 109/L), median [IQR] | 197 (129–243) | 206 (140–248.25) | 160 (91–223) | 0.001 |
CRP(mg/dL), median [IQR] | 75.1 (42.10–123.5) | 61.7 (35.68–84.65) | 149 (84.2–234.00) | < 0.001 |
PCT(ng/mL), median [IQR] | 4.77 (1.16–19.14) | 2.70 (0.86–6.31) | 28.87 (8.37–99.40) | < 0.001 |
nCD64 index, median [IQR] | 1.39 (0.61–3.10) | 1.11 (0.45–1.62) | 4.76 (2.57–7.30) | < 0.001 |
Severity scores | ||||
APACHE II | 20 (14.5–26) | 16 (13–23) | 30 (25–35) | < 0.001 |
SOFA | 8 (5–11) | 6 (4–9) | 13 (10–15) | < 0.001 |