Table 1.
(Non-imputed) participant characteristics (N = 200).
| n (%) or mean ± SD | n total data available | |
|---|---|---|
| Infant | ||
| Male | 99 (49.5) | 200 |
| Gestational age, weeks | 39.2 (1.1) | 200 |
| Birth WFL z score | 0.7 ± 1.3 | 198 |
| WFL z score, age 6 months | 0.5 ± 1.1 | 153 |
| Exclusively breastfed, age 4 months | 34 (17.5) | 194 |
| Exclusively breastfed, age 6 months | 28 (14.6) | 192 |
| Introduced to solid foods, age 4 months | 127 (65.5) | 194 |
| Introduced to solid foods, age 6 months | 186 (95.9) | 194 |
| Temperamenta, age 4 months (scale 1 to 7) | ||
| Surgency | 5.0 ± 0.9 | 200 |
| Negative affect | 3.2 ± 1.0 | 200 |
| Regulation | 5.7 ± 0.7 | 200 |
| Food responsivenessb, age 4 months (scale 1 to 5) | 1.8 ± 0.7 | 200 |
| Mother | ||
| Age at infant birth, years | 28.1 ± 5.5 | 188 |
| Marital status | 189 | |
| Married and/or living with partner | 92 (48.7) | |
| Single/Divorced | 97 (51.3) | |
| Educational level | 189 | |
| High school or less | 117 (61.9) | |
| Some college | 52 (27.5) | |
| College graduate or greater | 20 (10.6) | |
| Annual household income | 176 | |
| <$10,000 | 44 (25.0) | |
| $10,000–$24,999 | 68 (38.6) | |
| $25,000–$49,999 | 59 (33.5) | |
| $50,000–$74,999 | 5 (2.8) | |
| Race | 200 | |
| Black | 28 (13.5) | |
| White | 137 (68.5) | |
| Other | 36 (18.0) | |
| Hispanic | 41 (21.8) | 188 |
| Average size of household, persons | 3.2 ± 1.4 | 184 |
| Food insecure | 56 (29.0) | 193 |
| Food to soothec, infant age 4 months (scale 1 to 5) | 2.3 ± 0.7 | 199 |
| Food to soothec, infant age 6 months (scale 1 to 5) | 2.2 ± 0.7 | 200 |