a decreasing trendp < 0.01
Trends of Bone Strength Index of the Mulam Middle-Aged and Elderly People Growing with Age As shown in Table 1 and Figure 1 and Figure 2 , the bone strength index (SI) of the Mulam ethnic minority middle-aged and elderly subjects generally showed a decreasing trend with the age increasing, and the difference of SI among male multiple age groups was statistically significant ( p < 0.01).