Fig. 2: Time course of the urinary excretion of eight MAs.

Urinary excretions (µg/24 h) depicted as GM ± 95% CI of 2CyEMA (A), EMA (B), 2HEMA (C), PhMA (D), 2CaEMA (E), 2CaHEMA (F), MCaMA (G), 34HBMA (H) in males (N = 30 per year of collection) and females (N = 30 per year of collection). All MAs illustrated here showed statistically significant decrease (Kruskal-Wallis ANOVA; p < 0.05).