Planning and development of the continuous National Survey of Family Growth.

Objectives: This report describes how the continuous National Survey of Family Growth (NSFG) (begun in 2006) was designed, planned, and implemented. The NSFG is a continuous national survey of men and women 15-44 years of age designed to provide national estimates of factors affecting pregnancy and birth rates; men's and women's health; and parenting.

Methods: The survey used in-person, face-to-face interviews conducted by trained female interviewers.