The EDI: Monitoring Children’s Development and Readiness for School 193Number of Vulnerable Children
Figure 2 illustrates that, although proportional representation is im-
portant, data on the number of vulnerable children also are informa-
tive. This figure shows that well-off families have the highest number
of children who are vulnerable in school readiness.
Percent of
children vulnerableVery poor Poor Not poor
Income groupWell off40
35
30
25
20
15
10
5
031.9 29.123.113.7Figure 1. Percent of Children Vulnerable in School Readiness in Four Income Groups
(n = 2,039)Source:National Longitudinal Survey of Children and Youth/Understanding the Early Years Initiative, 1999–2000 data;
Early Development Instrument, 1999–2000 data.Number of
children vulnerableVery poor Poor
Income groupNot poor Well off050100150200Figure 2. Number of Children Vulnerable in School Readiness in Four Income GroupsSource:National Longitudinal Survey of Children and Youth/Understanding the Early Years Initiative, 1999–2000 data;
Early Development Instrument, 1999–2000 data.