Table 1.
Demographic data, self-rated general health and health-related quality of life at baselinea
| Mean | SD | |
| Age (years) | 23.6 | 4.3 |
| Body weight (kg) | 83.1 | 10.1 |
| Body height (m) | 1.83 | 0.06 |
| Body mass index (kg/m2) | 24.9 | 2.4 |
| % | 95 % CI | |
| Smoker | ||
| No | 90.1 | 84.7–93.9 |
| Occasionally | 9.8 | 6.1–15.4 |
| Yes | 0 | |
| Non musculoskeletal co-morbidityb | 4.3 | 2.1–8.6 |
| General Health | ||
| Good | 95.6 | 91.3–97.9 |
| Less than good | 4.4 | 2.1–8.8 |
| Mean | SD | |
| Health-related quality of life | ||
| Physical component summaryc | 54.4 | 4.6 |
| Mental component summaryc | 53.0 | 6.0 |
| % | 95 % CI | |
| Military occupational function | ||
| Infantry (Assault) | 65.6 | 58.1–72.5 |
| Ranger | 17.8 | 12.7–24.4 |
| CBC-Crewd | 16.6 | 11.6–23.0 |
| Grade | ||
| Officer | 22.1 | 16.4–29.1 |
| Soldier | 77.9 | 70.9–83.6 |
Reported with mean and standard deviation (SD) or percent and corresponding 95 % confidence interval (95 % CI)
aBaseline characteristics (n = 163). Not including complete withdrawals (n = 29)
bNon-musculoskeletal diagnosis, such as, cancer, cardiovascular or respiratory disease
cNorm-based score (mean of 50 for the general Swedish population)
dCBC-Crew; Combat Craft(Boat/Hovercraft) Crew