Figure 2

The association between sedentary activity time and lumbar Spine BMD. (a) Each black point represents a sample. (b) Red line represents the smooth curve fit between variables. Blue lines represent the 95% of confidence interval from the fit. age, race/Hispanic origin, gender, drinking behavior, smoking behavior, BMI, PIR, total protein, serum calcium, cholesterol, serum phosphorus, blood urea nitrogen, Vitamin D, physical activity and SUA were adjusted.