TABLE 1.
Patient characteristics (n = 74)
| Characteristic | Valuea |
|---|---|
| Age (mean [range]) (yr) | 52 (19–73) |
| Males/females | 45/29 |
| Underlying disease | |
| Hematologic malignancy | |
| Acute myeloid leukemia | 26 |
| Chronic myeloid leukemia | 2 |
| Myelodysplastic syndrome | 6 |
| Myeloproliferative neoplasm | 2 |
| Acute lymphoid leukemia | 4 |
| B-cell non-Hodgkin lymphoma | 23 |
| Hodgkin lymphoma | 1 |
| Combined T-cell/B-cell neoplasm | 1 |
| T-cell neoplasm | 5 |
| Nonhematologic malignancy | |
| Ewing sarcoma | 2 |
| Other | |
| Crohn's disease (stem cell transplantation) | 1 |
| Hemophagocytic syndrome | 1 |
| Blood culture bottles at start of fever (mean [range]) | 5 (2–8) |
| Patients with stem cell transplantation | |
| Allogeneic | 27 |
| Autologous | 19 |
| PCR/ESI-MS samples per patient (no. [range]) | 1 (1–4) |
| 1 | 54 |
| 2 | 10 |
| 3 | 9 |
| 4 | 1 |
| Absolute neutrophil count (109/liter) at time of sampling per episode | |
| <0.1 | 75 |
| 0.1–0.5 | 18 |
| 0.6–1.5 | 8 |
| >1.5 | 4 |
| Samples per febrile episode | |
| 1 | 95 |
| 2 | 5 |
| Days with intravenous antibiotic therapy after first sample per episode (mean [range]) | 12 (3–32) |
a
Values are the number, unless otherwise indicated.