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. Author manuscript; available in PMC: 2019 Jun 1.
Published in final edited form as: Exp Gerontol. 2018 Feb 21;106:67–73. doi: 10.1016/j.exger.2018.02.015

Fig. 1.

Fig. 1

Mean, 95% CI, and data points above and below the CI of plasma levels of total IGF-1 (ng/ml), IGFBP-3 (μg/ml), and IGF-1/IGFBP-3 (ng/μg/ml) ratio by decade at baseline (N=1,618).