pneumon data frame has 3470 rows and 15 columns.
This data frame contains the following columns:
Age child had pneumonia, months
Indicator for hospitalization for pneumonia (1=yes, 0=no)
Age of the mother, years
Urban environment for mother (1=yes, 0=no)
Alcohol use by mother during pregnancy (1=yes, 0=no)
Cigarette use by mother during pregnancy (1=yes, 0=no)
Region of the coutry (1=northeast, 2=north central, 3=south, 4=west)
Mother at poverty level (1=yes, 0=no)
Normal birthweight (>5.5 lbs.) (1=yes, 0=no)
Race of the mother (1=white, 2=black, 3=other)
Education of the mother, years of school
Number of siblings of the child
Month the child was weaned
Month the child on solid food
Age child in the hospital for pneumonia, months
Klein and Moeschberger (1997) Survival Analysis Techniques for Censored and truncated data, Springer. National Longitudinal Survey of Youth Handbook The Ohio State University, 1995.
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