Appendix Table 1.

Individual Organophosphate Metabolites^a

Organophosphate	Geometric Mean	95% CI	% >Limit of Detection
Diethyldithiophosphate	0.02	0.019, 0.03	30.6
Diethylphosphate	0.50	0.39, 0.64	78.6
Diethylthiophosphate	0.11	0.10, 0.14	58.7
Dimethyldithiophosphate	0.08	0.06, 0.09	46.5
Dimethylphosphate	1.45	1.16, 1.81	80.4
Dimethylthiophosphate	2.11	1.77, 5.53	97.9
Total diethylphosphates	9.3	7.8, 11.0	91
Total dimethylphosphates	45.9	39.3, 53.6	99
Total dialkylphosphates	73.7	64.5, 84.3	100

Abbreviation: CI, confidence interval.

^a Diethyldithiophosphate, diethylphosphate, diethylthiophosphate, dimethyldithiophosphate, dimethylphosphate, and dimethylthiophosphate were measured in units of µg/g creatinine; total diethylphosphates, total dimethylphosphates, and total dialkylphosphates were measured in units of nmol/g creatinine.