Non-linear association of atherogenic index of plasma with insulin resistance and type 2 diabetes: a cross-sectional study

Figures

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  Fig. 1. Flow chart of participants selection from the NHANES 2009–2018

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  Fig. 2. The proportions of T2D and IR by quartile of AIP

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  Fig. 3. Smooth curve fitting using GAM to evaluate the nonlinear relationship between AIP and the risk of IR. The red solid line represents the probability of IR occurrence and the blue dotted line represents the 95% CI curve

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  Fig. 4. Smooth curve fitting using GAM to evaluate the nonlinear relationship between AIP and the risk of T2D. The red solid line represents the probability of T2D occurrence and the blue dotted line represents the 95% CI curve