Table 1.

Characteristics of study population (n=858)

Child Characteristics
Age in years, mean (SD)	1.9 (2.0)
Gender, n (%)
Female	385 (45.1)
Chronic medical problem treated with medication, n (%)a	163 (19.9)
Parent Characteristics
Age, mean (SD)	28.8 (7.1)
Gender, n (%)
Female	762 (89.3)
Relationship to child, n (%)
Mother	744 (87.2)
Marital Status, n (%)b
Single	332 (39.2)
Income, n (%)c
<$10,000	197 (23.2)
$10,000-$ 19,999	241 (28.4)
$20,000-$39,999	234 (27.5)
≥$40,000	114 (13.4)
Unknown/Missing	64 (7.5)
Country of Birth, n (%)
Non-US Born	362 (42.4)
Race/Ethnicity, n (%)c
Hispanic	428 (50.4)
Non-Hispanic
White, non-Hispanic	37 (4.4)
Black, non-Hispanic	314 (36.9)
Other, non-Hispanic	72 (8.5)
Language, n (%)d
Spanish	246 (28.8)
Education, n (%)e
Less than HS Graduate	200 (23.5)
HS Graduate or Equivalent	307 (36.1)
Higher than HS Graduate	344 (40.4)
Health Literacy, n (%)f
Low	274 (32.1)
Marginal	367 (43.0)
Adequate	212 (24.9)
Site Characteristics
Site
Emory	319 (37.2)
NYU	255 (29.7)
Stanford	284 (33.1)

HS, High School. SD, standard deviation.

^aMissing for 33 children

^bMissing for 6 parents

^cMissing for 3 parents

^dLanguage of survey administration

^eMissing for 2 parents

^fHealth literacy measured using Newest Vital Sign (NVS) [low=score 0–1; marginal=2–3; adequate=4–6]