lbw | R Documentation |
The is a modified version of the low birth weight (lbw) data, obtained from Hosmer and Lemeshow (2000).
data(lbw)
Subject's identifier
1=low birthweight baby (under 2500g); 0=norml weight (2500g or over)
age of mother in years
weight of mother (lbs) at last menstrual period
factor: white; black; 3=other
1=history of mother smoking; 0=mother nonsmoker
number of false of premature labors: 0-3
1=history of hypertension; 0 =no hypertension
1=uterine irritability; 0 no irritability
number of physician visits in 1st trimester
birth weight in grams
A data frame with 189 rows and 11 variables.
Modified from Hosmer, D and S. Lemeshow (2000), Applied Logistic Regression, Wiley.
data(lbw)
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