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. Author manuscript; available in PMC: 2021 Aug 1.
Published in final edited form as: Amyotroph Lateral Scler Frontotemporal Degener. 2020 Apr 24;21(5-6):420–427. doi: 10.1080/21678421.2020.1753777

Figure 1.

Figure 1.

Figure 1.

Spline plot showing the non-linear relationship between nail mercury levels and ALS risk. A) Log odds of ALS plotted by nail mercury (log10 (μg/g) adjusted for age and smoking. B) Odds ratios for ALS risk associated by nail mercury (log10 (μg/g).