Table 1. General characteristics.
Variable | Young (n=7) | Old | |
---|---|---|---|
Normal (n=9) | Osteopenia (n=7) | ||
Age† | 23.4±5.22 | 63.22±10.33* | 72.57±12.26* |
Gender (male: female) | 4:3 | 5:4 | 4:3 |
BMD (T-score)† | −0.58±0.46 | −0.46±0.91 | −2.28±0.71*# |
†, data are described as the mean ± SD; *, both the normal group and the osteopenia group were compared with the young group, P<0.05; #, the osteopenia group was compared with the normal group, P<0.05. BMD, bone mineral density; SD, standard deviation.