Table 3.
Bone material strength index (BMSi) by age (decade). Data are shown for all participants and by sex
| Group | Age (yr) | N | Mean | SD | Minimum | Lower quartile | Median | Upper quartile | Maximum | 
|---|---|---|---|---|---|---|---|---|---|
| ALL | < 35 | 64 | 81.1 | 9.7 | 58.5 | 75.3 | 81.8 | 88.4 | 101.4 | 
| 35–44 | 47 | 81.9 | 8.4 | 65.5 | 77.0 | 82.5 | 87.8 | 96.7 | |
| 45–54 | 85 | 80.7 | 8.9 | 48.1 | 76.5 | 81.4 | 88.0 | 96.7 | |
| 55–64 | 114 | 81.1 | 8.4 | 57.0 | 76.3 | 80.5 | 87.3 | 101.1 | |
| 65–74 | 129 | 81.7 | 8.3 | 56.0 | 76.8 | 82.5 | 87.4 | 97.9 | |
| > 75 | 40 | 81.2 | 8.8 | 53.8 | 76.2 | 81.1 | 88.3 | 94.7 | |
| MEN | < 35 | 23 | 83.6 | 8.4 | 62.3 | 79.0 | 83.2 | 89.2 | 101.4 | 
| 35–44 | 12 | 86.3 | 4.4 | 80.0 | 83.2 | 86.0 | 88.0 | 94.9 | |
| 45–54 | 41 | 83.9 | 6.4 | 72.1 | 79.5 | 82.7 | 89.4 | 96.7 | |
| 55–64 | 48 | 84.2 | 6.9 | 71.1 | 78.5 | 83.1 | 89.9 | 98.5 | |
| 65–74 | 53 | 85.0 | 7.05 | 67.2 | 80.2 | 85.6 | 90.5 | 97.9 | |
| > 75 | 20 | 83.7 | 7.1 | 73.0 | 78.9 | 81.1 | 91.0 | 94.7 | |
| WOMEN | < 35 | 41 | 79.7 | 10.1 | 58.5 | 71.4 | 80.4 | 87.4 | 97.3 | 
| 35–44 | 35 | 80.4 | 8.9 | 65.5 | 71.9 | 80.0 | 87.8 | 96.7 | |
| 45–54 | 44 | 77.8 | 10.0 | 48.1 | 71.9 | 79.8 | 84.6 | 91.5 | |
| 55–64 | 66 | 78.8 | 8.7 | 57.0 | 74.0 | 79.3 | 84.0 | 101.1 | |
| 65–74 | 76 | 79.3 | 8.4 | 56.0 | 74.5 | 80.6 | 84.6 | 96.2 | |
| > 75 | 20 | 77.9 | 9.4 | 53.8 | 73.6 | 79.0 | 85.0 | 93.0 |