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Table 3 Distribution of pyrethroid metabolite levels (μg/L) in urine (n = 75)

From: Environmental exposure to pyrethroids and sperm sex chromosome disomy: a cross-sectional study

Metabolite Mean ± SD Geometric mean 25% Median 75% 90% Range
Unadjusted        
3PBA 0.57 ± 1.27 0.18 0.05 0.15 0.51 1.04 0.01-7.90
CDCCA 0.32 ± 0.72 0.12 0.06 0.12 0.25 0.56 0.001-4.30
TDCCA 0.64 ± 1.61 0.18 0.09 0.18 0.46 1.13 0.001-10.84
Specific gravity adjusted        
3PBA 0.65 ± 1.34 0.24 0.09 0.22 0.63 1.29 0.01-8.28
CDCCA 0.72 ± 1.73 0.15 0.07 0.15 0.33 0.57 0.001-5.25
TDCCA 0.38 ± 0.83 0.23 0.12 0.21 0.53 1.13 0.001-11.36
Creatinine adjusted (μg/g creatinine)       
3PBA 0.50 ± 1.24 0.15 0.06 0.11 0.36 0.94 0.009-7.77
CDCCA 0.30 ± 0.90 0.10 0.04 0.09 0.20 0.37 0.001-6.84
TDCCA 0.56 ± 1.63 0.14 0.07 0.13 0.34 0.90 0.001-10.33
  1. SD = Standard deviation.
  2. 3PBA = 3-phenoxybenzoic acid; LOD = 0.10 μg/L.
  3. CDCCA = cis-dichlorovinyl-dimethylcyclopropane carboxylic acid; LOD = 0.23 μg/L.
  4. TDCCA = trans-dichlorovinyl-dimethylcyclopropane carboxylic acid; LOD = 0.35 μg/L.