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Table 4 Logistic regression model of participation in the study. Mexico City, Mexico, 1997–2004

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

Variable (units)

Odds Ratio*

p

Number of abortions

1.15

0.46

Number of pregnancies

1.10

0.53

Age (years)

0.99

0.55

Schooling (years)

1.00

0.97

Weight (kg)

1.02

0.17

Height (cm)

0.98

0.36

Blood Pb (μg/L)

1.00

0.36

Cohort (0 = 1st, 1 = 2nd)

0.07

<0.01

  1. * Relative odds of participation in the study.
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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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