Table 2 The summary of specific gravity-corrected urinary phthalate concentrations in pregnant women across three trimesters (n = 97)
From: Prenatal phthalate exposure and neurodevelopmental differences in twins at 2 years of age
Phthalate metabolites (ng/mL) | >LOD (%) | Median | Geometric mean (95% CI) | |||
|---|---|---|---|---|---|---|
Entire pregnancy | 1st trimester | 2nd trimester | 3rd trimester | |||
MEP | 97.9–99.0 | 5.88 | 5.98 (5.02, 7.12) | 5.19 (3.88, 6.96) | 5.69 (4.25, 7.62) | 7.27 (5.23, 10.1) |
MiBP | 98.9–100 | 63.3 | 51.0 (43.9, 59.3) | 42.3 (32.8, 55.8) | 53.2 (42.6, 66.2) | 59.3 (44.3, 78.6) |
MBP | 98.9–100 | 68.3 | 56.2 (48.9, 64.6) | 46.5 (36.8, 58.6) | 59.2 (46.8, 74.2) | 64.9 (49.3, 84.4) |
MBzP | 84.5–88.7 | 0.53 | 0.59 (0.49, 0.70) | 0.48 (0.38, 0.64) | 0.62 (0.45, 0.82) | 0.68 (0.43, 0.96) |
MEHP | 84.5–93.8 | 4.72 | 3.46 (2.80, 4.27) | 4.41 (3.28, 6.04) | 2.65 (1.74, 4.02) | 3.55 (2.43, 5.06) |
MEOHP | 98.9–100 | 9.25 | 9.28 (8.28, 10.4) | 8.17 (6.68, 10.0) | 8.96 (7.53, 10.2) | 10.9 (8.83, 13.6) |
MEHHP | 98.9–100 | 27.3 | 24.7 (21.8, 28.1) | 23.8 (18.8, 30.0) | 23.1 (19.1, 28.2) | 27.6 (21.3, 35.2) |
MECPP | 98.9–100 | 10.6 | 9.38 (8.13, 10.8) | 7.56 (5.88, 9.73) | 9.40 (7.60, 11.2) | 11.6 (8.83, 15.4) |
∑DEHP (nmol/L) | – | 186 | 181 (162, 202) | 175 (147, 208) | 166 (139, 200) | 206 (166, 256) |