Table 4.
Influence of diagnostic results on antibacterial therapy (mean ± SD).
| Pathogen | Diagnostic method | No. of patients | Cost of therapy ($) per 1000 patient days | LOT (days) per 1000 patient days | DOT per 1000 patient days |
|---|---|---|---|---|---|
| Bacteria | FilmArray | 5 | 9882 ± 6853 | 950 ± 112 | 1413 ± 84 |
| Standard | 10 | 19,890 ± 26,825 | 962 ± 145 | 1519 ± 302 | |
| Combined | 15 | 16,553 ± 23,357 | 958 ± 131 | 1484 ± 252** | |
| Bacteria + virus | FilmArray | 6 | 39,962 ± 73,506 | 964 ± 67 | 1700 ± 309 |
| Standard | 7 | 13,445 ± 14,849 | 967 ± 87 | 1628 ± 467 | |
| Combined | 13 | 25,683 ± 50,506 | 966 ± 75 | 1661 ± 387** | |
| Virus | FilmArray | 11 | 8063 ± 5701 | 683 ± 317 | 1011 ± 451 |
| Standard | 7 | 5717 ± 5085 | 917 ± 220 | 1464 ± 824 | |
| Combined | 18 | 7150 ± 5443 | 774 ± 300 | 1188 ± 641* |
* versus **: P = 0.003.