Fig. 1From: Association of total testosterone status with bone mineral density in adults aged 40–60 yearsThe association between total testosterone and total BMD. a Each black point represents a sample. b Solid rad line represents the smooth curve fit between variables. Blue bands represent the 95% of confidence interval from the fit. Age, sex, race/ethnicity, education, income poverty ratio, total protein, serum phosphorus, and serum calcium were adjustedBack to article page