TABLE 3.
Association of age and laboratory findings with severity of illness for patients with human monocytotropic ehrlichoisis
| Variable | Mean no. of patients hospitalized ± SD | Mean no. of patients not hospitalized ± SD | P value |
|---|---|---|---|
| Age (yr) | 54 ± 2.2 | 39 ± 8 | 0.05 |
| White blood cell count (109/liter) | 4.6 ± 2.2 | 5.1 ± 2 | 0.25 |
| Neutrophils (109/liter) | 1.7 ± 1.4 | 2.8 ± 1.5 | 0.29 |
| Lymphocytes (109/liter) | 0.85 ± 0.7 | 0.88 ± 0.7 | 0.30 |
| Monocytes (109/liter) | 0.37 ± 1.1 | 0.2 ± 0.2 | 0.07 |
| Bands (109/liter) | 0.6 ± 0.9 | 0.8 ± 1.4 | 0.47 |
| Platelets (109/liter) | 89.5 ± 66.7 | 128 ± 78.8 | 0.29 |
| AST (U/liter) | 61 ± 94 | 129.5 ± 179 | 0.12 |
| ALT (U/liter) | 89.5 ± 99 | 109 ± 188 | 0.33 |