All (n = 351) | Positive blood culture (n = 33) | Negative blood culture (n = 318) | Odds ratio (95 % CI) | p-value | |
---|---|---|---|---|---|
Involvement of non-lower extremities | 74 (21.1) | 13 (39.4) | 61 (19.2) | 2.74 (1.29–5.82) | 0.007 |
SIRS at admission | 121 (34.5) | 27 (81.8) | 94 (29.6) | 10.72 (4.29–26.82) | <0.001 |
WBC, 109/L, mean (SD) | 10.9 (5.1) | 12.6 (6.5) | 10.8 (4.9) | N/A | 0.053 |
Lactic acid, mmol/L, mean (SD) | 1.8 (1.2) | 1.7 (0.9) | 1.8 (1.2) | N/A | 0.878 |
CRP, mg/dL, mean (SD) | 7.3 (8.0) | 9.8 (10.2) | 7.0 (7.7) | N/A | 0.149 |
GOT, IU/L, mean (SD) | 33.2 (26.2) | 36.3 (28.4) | 32.9 (25.9) | N/A | 0.544 |
GPT, IU/L, mean (SD) | 31.6 (27.0) | 33.8 (21.5) | 31.4 (27.5) | N/A | 0.616 |
Total bilirubin, mg/dL, mean (SD) | 0.8 (1.0) | 1.3 (1.8) | 0.8 (0.7) | N/A | 0.148 |
Prescription of antimicrobial agent prior to blood culture | 7 (1.99) | 1 (3.03) | 6 (1.89) | 1.63 (0.19–13.92) | 0.655 |