Table 2.

Revised National Children’s Study Vanguard Study visit schedule from 2010.

Stage	Schedule	Home visit	Remote data collection
Prenatal and infancy	Pregnancy <20 weeks	x
	Pregnancy >20 weeks	x
	Delivery	In-person visit at birth facility
	3 months		x
	6 months	x
	9 months		x
	12 months/1 year	x
Early childhood	18 months		x
	24 months/2 years	x
	30 months		x
	36 months/3 years	x
	42 months		x
	48 months/4 years	x
	54 months		x
	60 months/5 years	x
Youth	7 years	x
	9 years	x
	11 years	x
	13 years	x
	15 years	x
	17 years	x
	17 years	x
	19 years	x
	21 years	x

Letter “x” denotes the visit is scheduled.