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Table 3 Incidence Rate Ratios of miscarriage comparing different biomarkers of lead exposure. Mexico City, Mexico, 1997–2004

From: Association between the plasma/whole blood lead ratio and history of spontaneous abortion: a nested cross-sectional study

Biomarker

IRR*

p

Plasma Pb

1.12

0.22

Blood Pb

0.93

0.56

Plasma/Blood Pb ratio

1.18

0.02

Patella Pb†

1.15

0.39

Tibia Pb‡

1.07

0.56

  1. Comparison of incidence of spontaneous abortion rate ratios per increase of one standard deviation of several biomarkers of lead exposure. Note: Each line features an effect estimate obtained by separate Poisson regression models.
  2. * Incidence Rate Ratio, adjusted for age and schooling.
  3. † n = 95
  4. ‡ n = 153
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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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