The behavioral development of rural Guatemalan infants was assessed shortly after birth on a Neonatal Assessment Scale (NAS) and at 6-, 15-, and 24-months-of-age on a Composite Infant Scale (CIS). Summary variables based on NAS performance poorly predicted later assessed performance even as recently as six months after birth. The CIS modestly…

Scores on the Home Observation for Measurement of Environment (HOME), designed to reflect parental support of early cognitive and social development, were correlated with elementary school achievement five to nine years later. Results supported the predictive value of the instrument for school achievement among low-income families. (Author/DB)