CoMiRe (version 0.8)

CPP: Collaborative Perinatal Project data

Description

A subset of the Collaborative Perinatal Project data set (Klebanoff, 2009) focusing on studying the effect of DDE exposure on pregnancies (Longnecker et al., 2001). The dataset contains the following variables for each pregnant women enrolled in the study:

• hosp, factor denoting the hospital where the woman was hospitalized;

• dde, Dichlorodiphenyldichloroethylene (DDE) concentration in maternal serum;

• gestage, gestational age (in weeks);

• mage, age of the moter (in years);

• mweight, pre pregnancy weigth of the mother (in lbs);

• mbmi, pre pregnancy BMI of the mother;

• sei, socio economic index of the mother;

• smoke, factor. It takes value 2 if the woman is a smoker, 1 otherwise;

Usage

data(CPP)

Format

A data.frame

References

Klebanoff M. A. (2009) The collaborative perinatal project: a 50-year retrospective. Paediatric and perinatal epidemiology, 23, 2.

Longnecker, M. P., Klebanof, M. A., Zhou, H., Brock, J. (2001) Association between maternal serum concentration of the DDT metabolite DDE and preterm and small-for-gestational-age babies at birth. The Lancet, 358, 110-114.

Examples

data(CPP)
str(CPP)