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. 2024 Nov 23;16(23):4011. doi: 10.3390/nu16234011

Figure 2.

Figure 2

Restricted cubic curves for PDI, uPDI, hPDI. Note: ADL refers to activities of daily living; PDI refers to Plant-Based Diet Index; hPDI refers to health Plant-Based Diet Index; uPDI refers to unhealthy Plant-Based Diet Index; HR refers to hazard ratio; CI refers to confidence interval. White lines indicate associations between PDI scores and ADL disability; blue lines indicate associations between uPDI and ADL disability; and red lines indicate associations between hPDI and ADL disability. Vertical dashed lines indicate the PDI, hPDI, and uPD scores on the x-axis for HR values of 1. Shaded areas are 95% confidence intervals.