From: The health and cost implications of high body mass index in Australian defence force personnel
 | Cohort | |||
---|---|---|---|---|
 | Normal | Overweight | Obese Restricted body fat | Obese No restriction on body fat |
 | n = 197 | n = 154 | n = 148 | n = 180 |
 | n (rate/100) | n (rate/100) | n (rate/100) | n (rate/100) |
New injuries | 22 (11) | 19 (12) | 44 (30) | 41 (23) |
 Rate ratio | 1 (Reference) | 1.1 (0.6, 2.1) | 2.7 (1.6, 4.7) | 2.0 (1.2, 3.6) |
 p-value | − | 0.75 | <0.01 | <0.01 |
Cause of injury | Â | Â | Â | Â |
Injuries incurred during physical training | 14 (7) | 9 (6) | 32 (22) | 16 (9) |
 Rate ratio | 1 (Reference) | 0.8 (0.3, 2.0) | 3.0 (1.6, 6.2) | 1.3 (0.5, 2.8) |
 p-value | − | 0.66 | <0.01 | 0.55 |
Overuse/exertion | 9 (5) | 10 (6) | 28 (19) | 15 (8) |
 Rate ratio | 1 (Reference) | 1.4 (0.5, 4.0) | 4.1 (1.9, 10.0) | 1.8 (0.8, 4.7) |
 p-value | − | 0.45 | <0.01 | 0.16 |
Stumble/fall/trip | 9 (5) | 7 (5) | 10 (7) | 17 (9) |
 Rate ratio | 1 (Reference) | 1.0 (0.3, 3.0) | 1.5 (0.5, 4.1) | 2.1 (0.9, 5.3) |
 p-value | − | 1.0 | 0.40 | 0.08 |
Severity of injury | Â | Â | Â | Â |
Mild | 10 (5) | 7 (5) | 20 (14) | 27 (15) |
 Rate ratio | 1 (Reference) | 0.9 (0.3, 2.6) | 2.7 (1.2, 6.4) | 3.0 (1.4, 6.8) |
 p-value | − | 0.84 | 0.01 | 0.02 |
Incapacity <5 days | 3 (2) | 8 (5) | 15 (10) | 7 (4) |
 Rate ratio | 1 (Reference) | 3.4 (0.8, 20.0) | 6.7 (1.9, 35.9) | 2.6 (0.6, 15.3) |
 p-value | − | 0.06 | <0.01 | 0.18 |
Consequence of injury | Â | Â | Â | Â |
Absence from physical training/sport | 21 (11) | 8 (5) | 29 (20) | 24 (13) |
 Rate ratio | 1 (Reference) | 0.5 (0.2, 1.1) | 1.8 (1.0, 3.4) | 1.3 (0.7, 2.4) |
 p-value | − | 0.08 | 0.03 | 0.46 |
Absence from work | 5 (3) | 7 (5) | 11 (7) | 16 (9) |
 Rate ratio | 1 (Reference) | 1.8 (0.5, 7.2) | 2.9 (0.9, 10.8) | 3.5 (1.2, 12.2) |
 p-value | − | 0.33 | 0.04 | 0.01 |