Table 3. Appropriateness of initial empiric antibiotics in microscopically documented HAP patients.
| Pathogen | Total | Monotherapy | Combination therapy | P value | |
|---|---|---|---|---|---|
| Total | 232 | 151 | 81 | 0.898 | |
| Appropriate | 129 (55.6) | 83 (55.0) | 46 (56.8) | ||
| Inappropriate | 103 (44.4) | 68 (45.0) | 35 (43.2) | ||
| Acinetobacter baumannii | 71 | 49 | 22 | 0.451 | |
| Appropriate | 23 (32.4) | 14 (28.6) | 9 (40.9) | ||
| Inappropriate | 48 (67.6) | 35 (71.4) | 13 (59.1) | ||
| Pseudomonas aeruginosa | 45 | 27 | 18 | > 0.99 | |
| Appropriate | 32 (71.1) | 19 (70.4) | 13 (72.2) | ||
| Inappropriate | 13 (28.9) | 8 (29.6) | 5 (27.8) | ||
| Klebsiella pneumoniae | 44 | 23 | 21 | > 0.99 | |
| Appropriate | 26 (59.1) | 14 (60.9) | 12 (57.1) | ||
| Inappropriate | 18 (40.9) | 9 (39.1) | 9 (42.9) | ||
| Staphylococcus aureus | 33 | 25 | 8 | 0.772 | |
| Appropriate | 20 (60.6) | 16 (64.0) | 4 (50.0) | ||
| Inappropriate | 13 (39.4) | 9 (36.0) | 4 (50.0) | ||
Values are presented as number (%).
HAP = hospital-acquired pneumonia.