L1-4 | Total hip | Femoral neck | Trochanter | |
---|---|---|---|---|
Mean (SD) for normally distributed variables. (a) First BMD measurement; (b) second BMD measurement. | ||||
*Formula: (a−b)/(a+b/2)×100. | ||||
Mean BMD (g/cm2) (a) | 0.87 (0.17) | 0.82 (0.15) | 0.69 (0.13) | 0.63 (0.13) |
Range BMD (g/cm2) (a) | 0.49 to 1.22 | 0.48 to 1.20 | 0.37 to 1.12 | 0.33 to 0.97 |
Mean ΔBMD (g/cm2) (a−b) | −0.001 (0.02) | −0.0004 (0.02) | −0.0008 (0.02) | −0.0006 (0.01) |
Range ΔBMD (g/cm2) (a−b) | −0.05 to 0.14 | −0.04 to 0.07 | −0.06 to 0.09 | −0.03 to 0.05 |
Range ΔBMD (%)* | −6.6 to 14.9 | −6.2 to 7.6 | −12.7 to 13.1 | −7.6 to 6.1 |
Mean T score (a) | −1.59 (1.50) | −1.34 (1.26) | −2.06 (1.33) | −1.07 (1.40) |
Range T score (a) | −5.08 to 1.54 | −4.09 to 1.86 | −5.27 to 2.26 | −4.32 to 2.71 |
Mean ΔT score (a−b) | −0.01 (0.22) | −0.02 (0.24) | −0.007 (0.22) | −0.006 (0.15) |
Range ΔT score (a−b) | −0.42 to 1.30 | −1.84 to 0.60 | −0.60 to 0.91 | −0.35 to 0.51 |
Mean Z score (a) | −0.19 (1.35) | −0.27 (1.10) | −0.44 (1.18) | −0.04 (1.28) |
Range Z score (a) | −3.40 to 2.47 | −2.81 to 2.54 | −3.40 to 3.66 | −3.46 to 3.32 |