Table 1 Clinical characteristics and laboratory features upon intensive care unit admission
Characteristic | All n = 151 | TIVAP-related infection n = 68 | No TIVAP-related infection n = 83 | p value |
|---|---|---|---|---|
Age, year | 58 ± 14 | 57 ± 14 | 58 ± 14 | 0.58 |
Female gender, n (%) | 58 (38) | 30 (44) | 28 (34) | 0.19 |
Transfer from the emergency room, n (%) | 47 (31) | 21 (31) | 26 (31) | 1.00 |
Transfer from the ward, n (%) | 104 (69) | 47 (69) | 57 (69) | 1.00 |
SAPS2 | 52 ± 17 | 47 ± 15 | 56 ± 17 | < 0.01 |
SOFA | 9 ± 4 | 7 ± 4 | 10 ± 4 | < 0.01 |
TIVAP-related infection risk factors, n (%) | ||||
 Immunosuppression | 148 (98) | 66 (97) | 82 (99) | 0.44 |
 Hematological malignancies | 72 (48) | 28 (41) | 44 (53) | 0.14 |
 Solid organ cancer | 71 (47) | 35 (51) | 36 (43) | 0.32 |
 Metastatic cancer | 44 (29) | 24 (35) | 20 (24) | 0.13 |
 Recent chemotherapy (< 6 months) | 131 (87) | 58 (85) | 73 (88) | 0.63 |
 Parenteral nutrition | 18 (12) | 14 (21) | 4 (5) | < 0.01 |
Clinical signs | ||||
 Temperature < 36 or ≥ 38.3 °C, n (%) | 111 (74) | 55 (81) | 56 (67) | 0.08 |
 Systolic blood pressure, mmHg | 98 ± 27 | 97 ± 29 | 99 ± 25 | 0.54 |
 Mean blood pressure, mmHg | 69 ± 20 | 69 ± 23 | 70 ± 18 | 0.77 |
 Glasgow Score Scale | 13 ± 3 | 14 ± 3 | 13 ± 4 | 0.04 |
 Local sign of infection, n (%) | 15 (10) | 12 (18) | 3 (4) | < 0.01 |
Biological signs | ||||
 White blood cells < 1 Giga/l, n (%) | 50 (33) | 19 (28) | 31 (37) | 0.22 |
 Platelet counts, Giga/l | 116 ± 113 | 124 ± 99 | 110 ± 123 | 0.45 |
 Prothrombin time, % | 64 ± 17 | 69 ± 17 | 60 ± 17 | < 0.01 |
 Serum creatinine, μmol/l | 142 ± 119 | 126 ± 113 | 155 ± 123 | 0.13 |
 Bicarbonate, mmol/l | 20 ± 5 | 21 ± 5 | 20 ± 6 | 0.05 |
 Arterial lactate, mmol/l | 3.4 ± 3.2 | 3.3 ± 3.0 | 3.6 ± 3.3 | 0.61 |