Table 5.
Logistic regression (model: binary logit; optimization: Fischer’s scoring) indicating the impact of score parameters on the fatal outcome for patients with enterococcal or nonenterococcal bacteremia. Significance was assessed by χ2 testing
| Odds ratio estimates and profile-likelihood confidence intervals* | ||||||
|---|---|---|---|---|---|---|
| Enterococcal bacteremia | Nonenterococcal bacteremia | |||||
| Effect | Estimate | 95% Confidence limits | P | Estimate | 95% Confidence limits | P |
| Pure culture vs. mixed culture | 1.30 | 0.49--3.44 | 0.60 | 0.96 | 0.40--2.30 | 0.92 |
| Surgery vs. no surgery | 0.52 | 0.16--1.66 | 0.27 | 0.34 | 0.16--0.74 | 0.0063 |
| Any wounds vs. no wounds | 0.91 | 0.36--2.32 | 0.85 | 0.92 | 0.49--1.76 | 0.81 |
| Any stomata vs. no stomata | 0.85 | 0.29--2.46 | 0.76 | 0.97 | 0.46--2.04 | 0.94 |
| Abdominal surgery yes vs. no | 1.19 | 0.43--3.26 | 0.74 | 1.58 | 0.67--3.73 | 0.30 |
| Temp. 38 °C--38.4 °C versus temp. <38 °C | 0.21 | 0.07--0.64 | 0.0059 | 0.51 | 0.24--1.12 | 0.09 |
| Temp. ≥38.5 °C vs. temp. <38 °C | 0.29 | 0.11--0.82 | 0.019 | 0.66 | 0.33--1.28 | 0.22 |
| Pulse rate ≥100/min vs. <100/min | 1.79 | 0.66--4.82 | 0.25 | 2.04 | 1.17--3.55 | 0.012 |
| Leukocytes ≥11.5 × 109/1 vs.<11.5 × 109/1 | 1.07 | 0.46--2.53 | 0.87 | 1.10 | 0.63--1.92 | 0.73 |
| CRP ≥0.05 g/1 vs. <0.05 g/1 | 0.15 | 0.01--3.06 | 0.22 | >999.99 | <0.01 to >999.99 | 0.99 |
| Urinary catheter yes vs. no | 0.79 | 0.06--10.90 | 0.86 | 2.31 | 0.65--8.16 | 0.20 |
| Need for intensive care treatment vs. no need | 0.24 | 0.04--1.40 | 0.11 | 1.69 | 0.79--3.61 | 0.18 |
| Need for catecholamines vs. no need | 1.09 | 0.32--3.78 | 0.89 | 2.38 | 1.04--5.44 | 0.039 |
| Need for invasive ventilation yes vs. no | 9.35 | 1.99--44.98 | 0.0047 | 2.05 | 0.81--5.18 | 0.13 |
| Antibiotic therapy at time point of sample | 3.06 | 0.95--9.91 | 0.06 | 2.57 | 1.46--4.53 | 0.0011 |
| acquisition vs. no such therapy at this time point | ||||||
| RR <100/60 vs. RR 100/60--120/80 (mmHg) | 1.16 | 0.43--3.17 | 0.77 | 1.94 | 1.09--3.44 | 0.024 |
| RR >120/80 vs. RR 100/60--120/80 (mmHg) | 1.41 | 0.13--15.38 | 0.78 | 0.47 | 0.15--1.47 | 0.19 |
| Main diagnosis sepsis vs. other than sepsis | 1.11 | 0.35--3.54 | 0.86 | 0.46 | 0.25--0.85 | 0.014 |
*Detection of bacteria in bronchoalveolar lavage or urine samples as well as the parameters leukocytes in urine and elevated procalcitonin levels were excluded because of incomplete data sets