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Table 2 The concentrations of urinary speciated inorganic arsenic metabolites by smoking status and seafood intake

From: Assessment of Arsenic Exposure by Measurement of Urinary Speciated Inorganic Arsenic Metabolites in Workers in a Semiconductor Manufacturing Plant

  As 3+ As 5+ MMA DMA As 3++ As 5+ As 3++ As 5++MMA As 3++ As 5++MMA + DMA
No smoking AM 1.67 0.58 2.96 33.72 2.25 5.21 38.93
(N = 22) GM 1.33 0.37 2.62 26.92 1.80 4.51 32.48
GSD 1.90 2.74 1.71 2.05 1.92 1.74 1.91
Med 1.17 0.45 2.89 29.45 1.53 4.57 33.85
Min 0.62 0.10 0.62 6.30 0.72 1.33 8.22
Max 6.51 2.52 6.50 88.30 7.80 14.30 93.15
Smoking AM 1.56 0.37 3.13 32.94 1.94 5.07 38.01
(N = 13) GM 1.70 0.27 2.85 26.86 1.76 4.69 32.12
GSD 1.62 2.38 1.59 2.00 1.64 1.52 1.88
Med 1.70 0.35 2.59 29.62 2.21 4.67 36.93
Min 0.55 0.10 1.27 10.27 0.65 2.70 13.56
Max 2.49 0.94 5.37 69.39 2.83 7.94 74.07
P-value   0.75 0.40 0.63 0.99 0.92 0.83 0.96
No seafood AM 1.82 0.41 3.23 29.23 2.23 5.46 34.69
(N = 22) GM 1.50 0.29 2.93 23.98 1.87 4.89 29.41
GSD 1.83 2.40 1.59 1.95 1.78 1.61 1.85
Med 1.45 0.35 2.93 25.73 1.62 4.97 32.16
Min 0.65 0.10 1.08 6.30 0.84 1.92 8.22
Max 6.51 1.28 6.50 60.18 7.80 14.30 65.15
Seafood AM 1.30 0.66 2.68 40.54 1.96 4.64 45.18
(N = 13) GM 1.16 0.40 2.37 32.65 1.64 4.09 37.99
GSD 1.67 2.96 1.74 2.08 1.87 1.71 1.91
Med 1.14 0.50 2.48 39.31 1.94 4.07 40.65
Min 0.55 0.10 0.62 8.88 0.65 1.33 10.96
Max 2.62 2.52 5.37 88.30 5.14 9.53 93.15
P-value   0.20 0.33 0.23 0.21 0.52 0.31 0.25
  1. As3+: trivalent arsenic, As5+: pentavalent arsenic, GM, Geometric mean; GSD, Geometric standard deviation; N, Number of subjects; MMA, Monomethylarsonic acid; DMA, Dimethylarsinic acid, P-value: probability by t-test.