TABLE 1.
Baseline characteristics of U.S. military personnel subjects with colonizing or infecting E. coli isolates
| Baseline characteristica | Patient data (n = 149) |
|---|---|
| Male | 143 (96.0) |
| Age (median [IQR]) (yr) | 24.0 (22.1–29.3) |
| Branch of service | |
| Army | 87 (58.4) |
| Marine | 42 (28.2) |
| Navy | 6 (4.0) |
| Air Force | 6 (4.0) |
| Missing branch information | 8 (5.4) |
| Rank | |
| Enlisted | 124 (83.2) |
| Officer | 11 (7.4) |
| Warrant | 1 (0.7) |
| Missing rank information | 13 (8.7) |
| Injury severity score (median [IQR])b | 14.0 (10.0–21.0) |
| Theater of operation | |
| Operation Iraqi Freedom/Operation New Dawn (Iraq) | 12 (8.1) |
| Operation Enduring Freedom (Afghanistan) | 131 (87.9) |
| Missing theater of operation information | 6 (4.0) |
| Mechanism of injury | |
| Blast | 106 (71.2) |
| Nonblast | 37 (24.8) |
| Missing information | 6 (4.0) |
a
All data are given as no. (%), unless otherwise indicated. IQR, interquartile range.
b
A summary of the injury scores determined for multiple body regions is given in Linn (28).