Table 1.
Baseline characteristics of U.S. military personnel subjects with information on the source of the MRSA isolates
| Baseline characteristica | Value (n = 50 patients) |
|---|---|
| No. (%) of males | 49 (98) |
| Median age in yrs (IQR) | 25.1 (22.7–30.4) |
| Branch of service [no. of subjects (%)] | |
| Marine | 14 (28) |
| Army | 31 (62) |
| Navy | 1 (2) |
| Missing branch | 3 (6) |
| Rank [no. of subjects (%)] | |
| Enlisted | 38 (76) |
| Officer | 4 (8) |
| Warrant | 3 (6) |
| Median injury severity score (IQR) | 21.0 (18.0–26.0) |
| Theater of operation [no. of subjects (%)] | |
| Operation Iraqi Freedom (Iraq) | 5 (10) |
| Operation Enduring Freedom (Afghanistan) | 44 (88) |
| Missing | 1 (2) |
| Sources of the isolates (%) | |
| Wounds | 42 |
| Nares | 17 |
| Respiratory (includes tracheal aspirate, sputum, and BAL fluid) | 16 |
| Groin | 9 |
| Not specified/other | 8 |
| Bone | 4 |
| Urine | 1 |
| Catheter related | 1 |
| Bloodstream | 1 |
| Intra-abdominal | 1 |
a
IQR, interquartile range; BAL, bronchoalveolar lavage.