Table 2.
Comparison of BMD values at different bone sites between OP and non-OP groups.
| Place | Sample size (OP + non − OP) | Total∗ | Groups∗ | U value | P value | |
|---|---|---|---|---|---|---|
| OP | Non-OP | |||||
| Total lumbar spine | 43 + 41 | −1.299 ± 2.077 | -2.8 (-3.2, -2.1) | -0.3 (-1.45, 1.2) | -6.087 | <0.001 |
| Left femoral neck | 44 + 43 | -1.9 (-2.55, -1.25) | -2.5 (-3, -2.4) | -1.2 (-1.75, -0.8) | -7.049 | <0.001 |
| Total right hip | 44 + 43 | -1.5 (-2.1, -0.6) | -2.1 (-2.6, -1.8) | -0.5 (-1.05, -0.2) | -7.055 | <0.001 |
| Right femoral neck | 36 + 41 | −1.674 ± 1.939 | −2.267 ± 0.753 | −0.666 ± 2.283 | 5.012 | <0.001 |
| Total left hip | 36 + 41 | -1.35 (-2.15, -0.55) | -2.1 (-2.5, -1.6) | -0.6 (-1.15, -0.05) | -6.192 | <0.001 |
∗Values are shown as median (p25 and p75) and mean ± SD.