Variable | Prestudy period | Study period intervention groups | Study period control group | Missing data | Pvaluea | |||||
---|---|---|---|---|---|---|---|---|---|---|
Anti-tank company | Engineer company | Signal company | Mortar company | Anti-tank company | Engineer company | Signal company | Mortar company | |||
Number of conscripts | 263 | 245 | 282 | 154 | 222 | 279 | 258 | 209 | 0 (0%) | - |
Median age, yr | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 0 (0%) | 0.054b |
Median body mass index, kg/m2 | 23.4 | 23.6 | 22.5 | 22.7 | 23.6 | 23.3 | 22.8 | 23.7 | 175 (9%) | 0.011b |
Median waist circumference, cm | 87.0 | 87.0 | 85.0 | 84.5 | 85.0 | 86.0 | 84.0 | 86.1 | 139 (7%) | 0.005b |
Median 12-minute running test result, m | 2,310 | 2,400 | 2,340 | 2,515 | 2,350 | 2,420 | 2,300 | 2,470 | 51 (3%) | 0.614b |
Median muscle fitness indexd, points | 7 | 7 | 7 | 8 | 7 | 6 | 6 | 10 | 37 (2%) | 0.019b |
Median conscript physical fitness index (CPFI)e, points | 15.05 | 15.50 | 15.03 | 16.75 | 15.75 | 15.25 | 14.60 | 17.05 | 58 (3%) | 0.153b |
Conscript's hometown population ≥10,000, % | 59 | 57 | 64 | 54 | 66 | 57 | 68 | 63 | 25 (1%) | 0.100c |
High level of preceding physical activityf, % | 31 | 36 | 26 | 32 | 24 | 26 | 21 | 49 | 24 (1%) | 0.011c |
Good self-assessed healthg, % | 57 | 51 | 54 | 50 | 54 | 53 | 41 | 70 | 23 (1%) | 0.942c |
Chronic impairment or disability, % | 17 | 17 | 11 | 17 | 11 | 18 | 19 | 16 | 30 (2%) | 0.277c |
Past orthopaedic surgery, % | 8 | 9 | 7 | 9 | 9 | 10 | 11 | 7 | 25 (1%) | 0.802c |
No musculoskeletal symptomsh, % | 28 | 27 | 32 | 28 | 34 | 34 | 31 | 25 | 25 (1%) | 0.143c |
Previous or current regular smoker, % | 43 | 57 | 47 | 40 | 53 | 58 | 47 | 46 | 27 (1%) | 0.003c |
Use of alcohol at least three times per week, % | 16 | 20 | 15 | 16 | 24 | 23 | 23 | 14 | 24 (1%) | 0.010c |