Table 2 Characteristics of the women with different fracture status (NF, Fx, and Hip Fx) in different time periods (1997–2006, 2006–2010, and 1997–2010) at the time of the measurements (2006) (n = 490)
From: Association between low-frequency ultrasound and hip fractures - comparison with DXA-based BMD
NF | Fx 1997-2010 | Hip Fx 1997-2010 | ||||
|---|---|---|---|---|---|---|
n =360 | n = 130 | n = 20 | ||||
Fx 1997-2006 | Fx 2006-2010 | Hip Fx 1997-2006 | Hip Fx 2006-2010 | |||
n = 81 | n = 61 | n = 9 | n = 11 | |||
Age [years] | 79.9 (1.2) | 80.0 (1.2) | 80.0 (1.3) | |||
79.7 (1.2) | 80.3 (1.1)* | 79.3 (1.4) | 80.5 (0.9) | |||
Weight [kg] | 67.7 (11.3) | 67.8 (12.2) | 69.8 (15.7) | |||
69.5 (12.3) | 65.8 (12.2) | 75.7 (10.2)* | 65.0 (18.2) | |||
Height [cm] | 155.2 (5.4) | 155.6 (5.8) | 158.9 (7.2)* | |||
156.6 (5.4)* | 154.5 (6.4) | 160.7 (4.4)* | 157.4 (8.8) | |||
BMI [kg/m2] | 28.1 (4.5) | 28.0 (4.7) | 27.4 (4.6) | |||
28.4 (4.8) | 27.5 (4.6) | 29.3 (3.6) | 25.9 (4.9) | |||
VLF [m/s] | 3583 (193) | 3547 (200) | 3515 (245) | |||
3534 (204)* | 3564 (203) | 3500 (291) | 3527 (215) | |||
Femoral neck BMD [g/cm2] | 0.654 (0.102) | 0.606 (0.083)* | 0.589 (0.102)* | |||
0.609 (0.078)* | 0.605 (0.096)* | 0.611 (0.089) | 0.570 (0.112)* | |||