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Table 7 Comparison of serum and urine heavy metal levels for participants who consume freshwater fish and those who do not

From: Association between heavy metal levels and acute ischemic stroke

Variables Freshwater fish Consumption Freshwater fish Non-consumption P
Mean ± SD Mean ± SD
S-Pb (μg/L) 22.9 ± 9.5 23.9 ± 8.4 0.695
S-Hg (μg/L) 8.4 ± 5.9 7.8 ± 7.2 0.725
S-As (μg/L) 6.4 ± 4.7 7.2 ± 6.4 0.585
S-Cd (μg/L) 0.8 ± 0.4 0.7 ± 0.3 0.355
U-Pb (μg/L) 11.1 ± 7.2 10.6 ± 6.8 0.823
U-Hg (μg/L) 1.0 ± 0.7 1.0 ± 0.7 0.782
U-As (μg/L) 75.8 ± 109.6 75.2 ± 120.2 0.983
U-Cd (μg/L) 1.7 ± 1.8 1.3 ± 1.2 0.343
  1. S-Pb serum lead, S-Hg serum mercury, S-As serum arsenic, S-Cd serum cadmium, U-Pb urine lead, U-Hg urine mercury, U-As urine arsenic, U-Cd urine cadmium, CI confidence interval