Table 2

The results of weight-normalized QUS parameters

wn_SOS

(m·s-1·kg-1)

wn_nBUA

(dB·MHz-1·cm-1·kg-1)

wn_STI
Group 0 32.13 ± 3.10 0.39 ± 0.10 1.72 ± 0.38
Group 1 25.31 ± 3.43a 0.25 ± 0.06a 1.13 ± 0.30a
Group 2 25.48 ± 3.82a 0.23 ± 0.11a 1.07 ± 0.42a
Group 3 26.58 ± 3.88a 0.20 ± 0.05a,b 0.94 ± 0.22a

The prefix ‘wn_’ means “weight-normalized”

a Significantly different from group 0 (p < 0.001).

b significantly different from group 1 (p < 0.05).

Liu et al.

Liu et al. BMC Musculoskeletal Disorders 2012 13:70   doi:10.1186/1471-2474-13-70

Open Data