Table 1.
Modified clinical pulmonary infection score
| Number of points | |
| Temperature (°C) | |
| ≥ 36.5 and ≤ 38.4 | 0 |
| ≥ 38.5 and ≤ 38.9 | 1 |
| ≥ 39 and ≤ 36 | 2 |
| Blood leucocytes (mm3) | |
| ≥ 4,000 and ≤ 11,000 | 0 |
| <4000 or >11,000 | 1 |
| Tracheal secretions | |
| Absence of tracheal secretions | 0 |
| Presence of non purulent tracheal secretions | 1 |
| Presence of purulent tracheal secretions | 2 |
| Oxygenation: PaO2/FiO2 (mmHg) | |
| ≥ 240 or ARDS | 0 |
| ≤ 240 and no ARDS | 2 |
| Pulmonary radiography | |
| No infiltrate | 0 |
| Diffuse (or patchy) infiltrate | 1 |
| Localized infiltrate | 2 |
| CRP evolution (mg/l) | |
| Increase of >50 mg/l and <100 mg/l within the last 24 hours | 1 |
| Increase of >100 mg/l within the last 24 hours | 2 |
| Gram stain of tracheal secretion | |
| Bacteria visible | 1 |
ARDS, acute respiratory distress syndrome; CRP C-reactive protein. PaO2/FiO2: arterial oxygen tension/inspiratory oxygen fraction