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Volunteer demographics1
| Pre | Post | |
| Age (yrs) | 21 ± 4 | |
| Height (cm) | 162 ± 6 | |
| Weight (kg) | 62 ± 9 | 62 ± 7 |
| Ethnicity (n) | ||
| Non-Hispanic whites | 39 | |
| Non-Hispanic blacks | 24 | |
| Hispanic whites | 11 |
1Data collected during the initial (pre) and final (post) wks of basic combat training; means ± SD.
