Table 5: Correlations betwteen T2DM-related factors and BMD.

Pearson correlation coefficient ( value)
 BMD of total spine (L1–L4) BMD of total hip

BMI 0.448 ( )**0.342 ( )*
Duration of physical activity (y)0.250 ( )**
Waist-to-hip ratio0.316 ( )**
Serum calcium0.293 ( )*
Age (y)−0.151 ( )*−0.002 ( )*
Duration of diabetes (y)−0.314 ( )**−0.421 ( )**
24 h urinary albumin (mg)−0.640 ( )**−0.80 ( )**
Creatinine ( mol/L)−0.401 ( )**
FPG (mmol/L)−0.463 ( )**
TC (mmol/L)−0.393 ( )**
LDL-C (mmol/L)−0.345 ( )*

T2DM: type 2 diabetes mellitus; BMD: bone mineral density; BMI: body mass index; FPG: fasting plasma glucose; TC: total cholesterol; LDL-C: low-density lipoprotein cholesterol.
* ; ** .