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Table 2 Geometric mean of urinary concentrations of phthalate metabolites (ng/mg creatinine) by categories of body mass index at baseline, N=997

From: Urinary concentrations of phthalate biomarkers and weight change among postmenopausal women: a prospective cohort study

Phthalate Metabolites (ng/mg creatinine) Underweight/Normal
N=329
Overweight
N=357
Obese
N=311
P Value
Geometric Mean (95% CI)
MEP 147.4 (131.6-165.0) 132.8 (119.0-148.2) 132.2 (117.5-148.7) 0.96
MBP 37.9 (35.1-40.9) 39.4 (36.4-42.7) 36.2 (33.4-39.2) 0.19
MHBP 3.46 (3.18-3.76) 3.20 (2.96-3.46) 2.69 (2.46-2.93) 0.99
MiBP 2.92 (2.69-3.17) 3.56 (3.25-3.89) 3.27 (2.99-3.57) 0.03
MHiBP 1.44 (1.35-1.53) 1.49 (1.38-1.61) 1.23 (1.14-1.32) 0.04
MBzP 16.5 (15.3-17.8) 18.5 (17.3-19.9) 18.7 (17.1-20.2) 0.29
MCPP 4.68 (4.37-5.01) 4.89 (4.62-5.16) 5.11 (4.74-5.50) 0.20
MEHP 3.1 (2.87-3.43) 3.6 (3.28-3.97) 3.20 (2.92-3.52) 0.12
MEHHP 25.2 (23.3-27.2) 31.7 (29.3-34.3) 31.6 (29.4-33.9) 0.05
MEOHP 15.9 (14.7-17.1) 19.5 (18.0-21.1) 19.1 (17.8-20.6) 0.08
MECPP 32.7 (30.6-35.0) 41.1 (38.3-44.2) 41.9 (39.2-44.8) 0.02
MCOP 5.55 (5.15-5.98) 6.71 (6.21-7.24) 6.77 (6.29-7.28) 0.17
MCNP 4.40 (4.07-4.77) 4.84 (4.51-5.19) 5.06 (4.66-5.49) 0.24
  1. Abbreviations used: CI confidence interval, MEP monoethyl phthalate, MBP monobutyl phthalate, MHBP mono-hydroxybutyl phthalate, MiBP mono-isobutyl phthalate, phthalate MHiBP mono-hydroxyisobutyl phthalate, MBzP monobenzyl phthalate, MCPP mono(3-carboxypropyl) phthalate, MEHP mono(2-ethylhexyl) phthalate, MEHHP mono(2-ethyl-5-hydroxyhexyl) phthalate, MEOHP mono(2-ethyl-5-oxohexyl), MECPP mono(2-ethyl-5-carboxypentyl) phthalate, MCOP mono-carboxyoctyl phthalate, MCNP mono-carboxynonyl phthalate