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. 2019 Dec 3;11(12):2927. doi: 10.3390/nu11122927

Figure 2.

Figure 2

Bland–Altman plots for sodium, potassium, and iodine, comparing duplicate diet to 24-h urine. Horizontal lines represent the mean difference (MD) and the 95% limits of agreement (LOA). N = 36 (n = 34 for sodium and potassium).