Table 1.
Characteristics of the Sample
| Mean/% | Standard Deviation | Range | |
|---|---|---|---|
| Maternal Characteristics | |||
| Milk Cortisol (μg/dl) | 0.21 | 0.18 | 0.03 – 1.03 |
| Maternal age | 29.91 | 4.94 | 19.15 – 39.90 |
| Education | 2.63 | 1.074 | 0.00 – 4.0 |
| Household Income | $60,000–$70,000 | $30,000 | < $5,000 – >$100,000 |
| Pre-Pregnancy BMI | 25.69 | 6.34 | 18.85 – 47.25 |
| Pregnancy Weight Gain (lbs) | 25.72 | 9.15 | 6.00 – 44.00 |
| Parity | 1.59 | 0.67 | 1 – 4 |
| Breastfeeding Cessation (months) | 10.40 | 6.51 | 3.5–25 |
| % Exclusively Breastfeeding | 65% | ||
| % Married | 73% | ||
| % White | 53% | ||
| % Hispanic | 20% | ||
| % Asian | 13% | ||
| % Multi-Ethnic | 13% | ||
| Infant Characteristics | |||
| % Female Infants | 51% | ||
| Birth Weight (grams) | 3405.45 | 445.23 | 2380 – 4275 |
| Gestational Age at Birth (weeks) | 39.43 | 1.13 | 37.14 – 42.29 |
| BMIP at 3 months | 46% | 25% | 1% – 97% |
| BMIP at 6 months | 53% | 28% | 1% – 97% |
| BMIP at 12 months | 65% | 24% | 1% – 99% |
| BMIP at 24 months | 66% | 25% | 3% – 98% |
Note: Education is coded: 0= less than high school, 1= high school, 2= some college/vocational/AA degree, 3= BA degree, 4= graduate degree