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SI conversion factor: To convert HDL-C to mmol/L, multiply by 0.0259.
Bars indicate standard deviations. Shaded areas represent the 95% CI for previously published mean HDL-C levels for reference adolescent populations (light gray for boys and dark gray for girls).3 Estradiol led to an increase in HDL-C levels and testosterone led to a decrease in HDL-C levels by 6 months.
aP < .001.
