Table 1.
Characteristics | Age 3 (n=208) |
Age 5 (n=429) |
Age 3 or 5 Totala (n=492) |
---|---|---|---|
Child characteristics | |||
Median age (min, max) | 3.1 (2.8, 3.9) | 5.1 (4.8, 5.9) | – |
Female sex | 118 (57%) | 229 (53%) | 262 (53%) |
Black race | 152 (73%) | 361 (84%) | 398 (81%) |
Hispanic ethnicity | 34 (16%) | 26 (6%) | 51 (10%) |
Primary language | |||
English | 189 (91%) | 429 (100%) | – |
Spanish | 19 (9%) | 0 (0%) | – |
Birthweight (grams) | |||
<2,000 | 11 (5%) | 30 (7%) | 34 (7%) |
2,000 to <2,500 | 27 (13%) | 55 (13%) | 65 (13%) |
≥2,500 | 169 (82%) | 336 (80%) | 385 (80%) |
Maternal characteristics during pregnancy | |||
Maternal alcohol use | 11 (6%) | 31 (8%) | 36 (8%) |
Maternal tobacco use | 46 (24%) | 98 (25%) | 109 (24%) |
Latest maternal CD4% <25 | 62 (32%) | 117 (30%) | 141 (31%) |
Caregiver characteristics | |||
Lacks high school degree | 72 (35%) | 128 (30%) | 152 (31%) |
Verbal IQ <85 | 81 (45%) | 180 (45%) | 194 (44%) |
Self-reported health problems | 187 (91%) | 369 (87%) | 426 (87%) |
Self-reported difficulty caring for child | 30 (15%) | 74 (17%) | 80 (16%) |
Household characteristics | |||
Household income ≤ $20,000 | 134 (69%) | 266 (67%) | 310 (63%) |
Median number in household (IQR) | 4 (3, 5) | 4 (3, 5) | 4 (3, 5) |
IQR=interquartile range (25th, 75th percentiles)
Total column includes participants evaluated at age three or age five; 145 participants had an assessment that was included in the analysis at both ages.
Missing data on 8 participants for birthweight, 43 for maternal alcohol use during pregnancy and maternal tobacco use during pregnancy, 40 for latest maternal CD4%, 6 for caregiver lacks high school degree, 51 for caregiver verbal IQ, 4 for caregiver health problems and difficulty caring for child, 35 for household income, and 6 for number in household.