TABLE 2

Demographic Factors of Participants and Nonparticipants at Current Sweep

CharacteristicBirth Wt GroupParticipantsNonparticipants
Number of participantsOverall174150
NBW9055
ELBW8495
Gender (male)NBW3630
ELBW3153*
Birth wt, mean (SD), gNBW3411 (473)3311 (511)
ELBW829 (132)844 (114)
Gestational age, mean (SD), wkNBW4040
ELBW27.1 (2.3)27.0 (2.2)
Neurosensory impairmentNBW12
ELBW2328
SGANBW00
ELBW2617*
Prenatal steroidsNBW00
ELBW4639
Socioeconomic status of household at 8 years of ageNBW33
ELBW34
Depression at age 22–26 yNBW7/903/43
ELBW13/848/59
Anxiety at age 22–26 yNBW5/903/43
ELBW14/84*8/59
Antisocial behavior at age 22–26 yNBW8/907/43
ELBW7/846/59
Avoidant personality problems at age 22–26 yNBW11/902/43
ELBW17/848/59
  • * P < .05 compared with NBW control participants.