Fertility histories based on period data and in the presence of mortality. The histories are simulated from age-specific death rates and conditional fertility rates of USA 2021. The virtual population consists of 5 generations (with selected info on members of the sixth generation). The VirtualPop package is used to generate the population.
data(dLH,package="Families")A data frame with data of about 7,000 individuals (2000 in initial cohort).
Identification number
Generation
Birth cohort
Sex. A factor with levels Males and Females
Date of birth (decimal date)
Date of death (decimal date)
Age at death (decimal number)
ID of mother
ID of father
Child's line number in the household
ID of partner
Date of union formation
Number of children ever born to woman