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. Author manuscript; available in PMC: 2016 Oct 1.
Published in final edited form as: Environ Res. 2015 Jul 15;142:288–296. doi: 10.1016/j.envres.2015.06.035

Table 4.

Urinary DAP concentrations in maternal urine collected at enrollment, 32-wk gestation and delivery, stratified by maternal PON1 phenotype.

Phenotype Maternal Urine Concentration (μmol/mol cr)
At enrollment At 32 -wk gestation At delivery
ΣDAP ΣDMAP ΣDEAP ΣDAP ΣDMAP ΣDEAP ΣDAP ΣDMAP ΣDEAP
AA (n=6) Mean 15.3 5.82 9.51 11.1 2.90 8.22 21.9 9.31 12.6
SD 12.8 8.64 5.76 5.06 1.71 5.53 24.9 12.3 13.9
Median 10.8 2.32 8.52 10.8 2.00 7.93 12.6 3.94 10.2
Minimum 3.78 1.11 1.70 5.92 1.60 1.20 4.42 1.37 0.60
Maximum 39.5 23.4 16.2 17.8 5.58 15.8 68.2 33.8 34.4
AB (n=17) Mean 21.2 5.97 15.3 18.8 5.75 13.50 33.0 10.5 22.6
SD 20.4 6.24 20.6 19.7 5.27 20.60 33.9 20.2 28.0
Median 18.5 4.07 6.62 9.93 3.21 5.06 16.7 2.59 10.9
Minimum 1.16 0.98 0.18 5.30 1.66 0.94 4.95 1.17 1.08
Maximum 68.5 26.6 66.8 70.5 20.8 68.0 100 65.8 84.9
BB (n=29) Mean 22.9 5.45 17.4 13.1 4.44 8.62 13.2 4.69 8.49
SD 41.0 4.68 40.4 15.2 2.71 14.6 16.6 2.93 15.7
Median 10.2 4.05 3.96 7.37 3.74 1.93 7.80 4.16 2.07
Minimum 2.27 0.74 0.43 2.37 1.33 0.38 2.50 1.14 0.30
Maximum 194 25.6 187 63.3 12.7 58.2 73.7 13.6 66.9
Total (n=52) Mean 21.5 5.66 15. 8 14.7 4.69 10.1 20.7 7.11 13.6
SD 32.8 5.62 32.2 16.1 3.72 15.9 25.6 12.4 21.0
Median 10.6 3.91 5.02 8.38 3.41 3.98 9.93 3.90 4.48
Minimum 1.16 0.74 0.18 2.37 1.33 0.38 2.50 1.14 0.30
Maximum 194 26.6 187 70.5 20.8 68.0 100 65.8 84.9
p-value * 0.892 0.736 0.750 0.202 0.266 0.209 >0.05 0.771 >0.05
*

p-value for ANOVA test of log10-transformed urinary DAP concentrations among three PON1 phenotypes