Table 1.
Subject Demographics
| Discovery Set | AREST CF Set | |
|---|---|---|
| n (subjects) = | 20 | 34 |
| n (BALF) = | 20 | 84 |
| Age (years) | 2.9±1.3 (0.48–4.95) | 3.5±1.5 (0.96–5.83) |
| % Male | 55% | 43% |
| BMI (Z-score) | 0.1±1.1 | 0.0±1.8 |
| Treatment, hypertonic saline | 6% | 15% |
| Treatment, dornase alpha | 3% | 35% |
| Treatment, amoxicillin/clavulanate | 48% | 0% |
| Cell count (×106 cells/ml) | 2.8±3.7 (0.18–12.94) | 0.7±0.3 (0.06–1.67) |
| % PMNs | 48.8±27.2 (2.5–93) | 20.2±23.9 (0.67–92) |
| % with Pathogens | 60% | 17% |
| % with Staphylococcus | 25% | 7% |
| % with Pseudomonas | 25% | 2% |
BALF = bronchoalveolar lavage fluid; PMNs = neutrophils