Some estimates of the reliability of survey data on family planning.

摘要: Abstract An opportunity to estimate the reliability of survey data on family planning is afforded by a longitudinal study fertility in metropolitan areas United States. A probability sample mothers was interviewed six months after birth their second child. Data were collected number pregnancies, use contraception, methods used, and status each pregnancy, addition wide variety social psychological characteristics. Three years first interview, same women again identical questions asked about pregnancies. This paper reports an analysis consistency responses basic contraceptive histories. Given simplicity pregnancy histories, relatively sophisticated interviewed, intensive preparation research, reliabilities estimated here are assumed approximate upper limit for such at present stage o...