Table 4 Comparison of severity-of-illness index in patients with negative culturesa
From: Impact of de-escalation therapy on clinical outcomes for intensive care unit-acquired pneumonia
Severity index | De-escalation group (N= 12) | Non-de-escalation group (N= 16) | P value |
|---|---|---|---|
Mean baseline APACHE II score (±SD) | 15.36 ± 5.9 | 16.56 ± 6.6 | 0.63 |
Mean baseline CPIS (±SD) | 6.83 ± 1.2 | 6.56 ± 0.9 | 0.50 |
5-day APACHE II score (±SD) | 11.70 ± 5.0 | 13.82 ± 3.3 | 0.26 |
   Category 1, n (%) | 11 of 12 (91.7%) | 14 of 16 (87.5%) | 0.90 |
   Category 2, n (%) | 1 of 12 (8.3%) | 2 of 16 (12.5%) |  |
Mean 5-day CPIS (±SD) | 5.9 ± 1.1 | 6.5 ± 1.2 | 0.23 |
   Category 1, n (%) | 9 of 12 (75%) | 8 of 16 (50%) | 0.13 |
   Category 2, n (%) | 3 of 12 (25%) | 8 of 16 (50%) |  |