Table 1 Unadjusted hospital resource utilization outcomes
Non-IET | IET | ||||
|---|---|---|---|---|---|
N = 32,710 | N = 4984 | ||||
Antibiotics costs, $ | Mean/Median | SD/IQR | Mean/Median | SD/IQR | P-value |
UTI | |||||
Mean | 779 | 1486 | 1333 | 2655 | <0.001 |
Median | 405 | 190, 844 | 586 | 226, 1332 | <0.001 |
Sepsis | |||||
Mean | 958 | 2496 | 1736 | 3840 | <0.001 |
Median | 478 | 226, 1007 | 731 | 310, 1782 | <0.001 |
Pneumonia | |||||
Mean | 887 | 1106 | 918 | 1202 | <0.001 |
Median | 552 | 269, 1067 | 459 | 183, 1148 | 0.098 |
Any | |||||
Mean | 845 | 1844 | 1381 | 2909 | <0.001 |
Median | 441 | 206, 919 | 602 | 230, 1422 | <0.001 |
Antibiotics costs as a fraction of total hospital costs | Mean/Median | SD/IQR | Mean/Median | SD/IQR | P-value |
UTI | |||||
Mean | 4.5% | 4.4% | 5.0% | 5.2% | <0.001 |
Median | 3.4% | 1.9%, 5.8% | 3.5% | 1.8%, 6.4% | 0.066 |
Sepsis | |||||
Mean | 4.3% | 4.2% | 4.3% | 5.1% | 0.923 |
Median | 3.2% | 1.8%, 5.5% | 3.0% | 1.4%, 5.3% | <0.001 |
Pneumonia | |||||
Mean | 5.3% | 4.4% | 4.6% | 4.3% | <0.001 |
Median | 4.1% | 2.3%, 7.0% | 3.2% | 1.7%, 6.0% | <0.001 |
Any | |||||
Mean | 4.5% | 4.4% | 4.7% | 5.0% | 0.028 |
Median | 3.4% | 1.9%, 5.8% | 3.3% | 1.6%, 6.0% | 0.012 |
30-day readmission | Rate | N at risk | Rate | N at risk | P-value |
UTI | 20.8% | 16,028 | 24.8% | 2194 | <0.001 |
Sepsis | 20.6% | 9097 | 26.7% | 1191 | <0.001 |
Pneumonia | 23.8% | 3521 | 25.8% | 294 | 0.204 |
Any | 21.1% | 28,646 | 25.6% | 4279 | <0.001 |