From: Independent influence of negative blood cultures and bloodstream infections on in-hospital mortality
 | No blood culture (N=243 373, 81.9%) | 1+ Blood culture, all negative (N=48 423, 16.3%) | 1+ Blood culture, 1+ positive (N=5274, 1.8%) | All patients (N=297, 7%) | ||||
---|---|---|---|---|---|---|---|---|
Patient | ||||||||
Mean age (SD) | 53.2 | 20.2 | 62.3 | 18.8 | 63.4 | 17.9 | 54.8 | 20.2 |
Female | 145 772 | 59.9 | 23 414 | 48.4 | 2403 | 45.6 | 171 589 | 57.8 |
Elixhauser score*: <0 | 11206 | 4.6 | 1719 | 3.6 | 212 | 4.0 | 13 137 | 4.4 |
         0 | 140 027 | 57.5 | 12 461 | 25.7 | 1177 | 22.3 | 153 665 | 51.7 |
         >0 | 91 140 | 37.9 | 34 243 | 70.7 | 3885 | 73.7 | 130 268 | 43.8 |
Admission | ||||||||
Emergent admission | 135 962 | 55.9 | 43 914 | 90.7 | 4856 | 92.1 | 184 732 | 62.2 |
Admitted to surgical service | 82 721 | 34.0 | 11 116 | 23.0 | 1012 | 19.2 | 94 849 | 31.9 |
Median death risk (IQR)** | 0.4% | 0.1-2.1 | 5.1% | 1.2-15.6 | 8.0% | 2.1-22.6 | 0.6% | 0.17-4.0 |
LAP score****:  0 | 152 338 | 62.6 | 9742 | 20.1 | 804 | 15.2 | 162 884 | 54.8 |
        >0 | 91 035 | 37.4 | 38 681 | 79.9 | 4470 | 84.8 | 134 186 | 45.2 |
Hospitalization | ||||||||
Intensive care unit*** | 4137 | 1.7 | 7845 | 16.2 | 1297 | 24.5 | 13 369 | 4.5 |
Surgical procedure*** | 66 928 | 27.5 | 8813 | 18.2 | 964 | 18.2 | 76 649 | 25.8 |
Neutrophils < 500 Ă— 109/L*** | 730 | 0.3 | 3147 | 6.5 | 609 | 11.5 | 4456 | 1.5 |
Immunosupressant*** | 6814 | 2.8 | 14 140 | 29.2 | 1763 | 33.3 | 22 579 | 7.6 |
Awaiting placement anytime | 97 | 0.04 | 3680 | 7.6 | 434 | 8.2 | 4159 | 1.4 |
Median LOS (IQR) | 4 | 2-6 | 9 | 4-19 | 12 | 6-28 | 4 | 2-8 |
Died in hospital | 5013 | 2.1 | 6423 | 13.3 | 1093 | 20.7 | 12 529 | 4.2 |