Table 1.
Description of Chemicals in Our Bodies study population and geometric mean (geometric standard deviation) of corticotropin-releasing hormone (pg/mL) across demographic characteristics.
| N (%) | CRH geometric mean (geometric SD) | |
|---|---|---|
| Maternal age, years | ||
| 18–24 | 54 (11 %) | 28.19 (2.03) |
| 25–29 | 66 (13 %) | 29.93 (1.92) |
| 30–34 | 172 (35 %) | 29.5 (2.21) |
| ≥35 | 191 (38 %) | 31.41 (2.34) |
| Missing | 14 (3%) | |
| Maternal education | ||
| Less than high school | 58 (12 %) | 22.83 (2.16) |
| High school degree or some college | 135 (27 %) | 26.94 (2.06) |
| College degree | 114 (23 %) | 31.75 (2.17) |
| Graduate degree | 181 (36 %) | 33.79 (2.25) |
| Missing | 9 (2%) | |
| Maternal race/ethnicity | ||
| White | 183 (37 %) | 33.02 (2.16) |
| Black | 36 (7 %) | 34.66 (1.98) |
| Asian/Pacific Islander | 82 (16 %) | 32.07 (2.37) |
| Latina | 172 (35 %) | 25.28 (2.17) |
| Other/Multi-Racial | 14 (3 %) | 33.6 (1.93) |
| Missing | 10 (2 %) | |
| Pre-pregnancy body mass index | ||
| Underweight (<18.5 kg/m2) | 12 (2 %) | 18.45 (2.88) |
| Normal (18.5–24.9 kg/m2) | 230 (46 %) | 32.17 (2.12) |
| Overweight (25–29.9 kg/m2) | 126 (25 %) | 30.57 (2.35) |
| Obese (≥30 kg/m2) | 88 (18 %) | 25.3 (2.05) |
| Missing | 41 (8.2%) | 18.45 (2.88) |
| Parity | ||
| No prior births | 239 (48 %) | 32.54 (2.04) |
| One or more prior births | 251 (51 %) | 28.4 (2.28) |
| Missing | 7 (1 %) | |
| Marital status | ||
| Married | 326 (66 %) | 31.67 (2.23) |
| Living together | 104 (21 %) | 25.61 (2.15) |
| Single | 57 (11 %) | 28.49 (1.97) |
| Missing | 10 (2 %) | |
| Perceived stress | ||
| Yes | 62 (12 %) | 29.57 (2.19) |
| No | 422 (85 %) | 31.53 (2.29) |
| Missing | 13 (3%) | |
| Depression | ||
| Yes | 37 (7 %) | 30.09 (2.22) |
| No | 420 (85 %) | 28.54 (2.05) |
| Missing | 40 (8%) | |
| Stressful life events | ||
| Yes | 284 (57 %) | 28.57 (2.29) |
| No | 201 (40 %) | 30.82 (2.13) |
| Missing | 12 (2%) | |
| Financial strain | ||
| Yes | 170 (34 %) | 32.32 (2.25) |
| No | 262 (53 %) | 28.37 (2.18) |
| Missing | 65 (13%) | |
| Food insecurity | ||
| Yes | 76 (15 %) | 30.69 (2.21) |
| No | 409 (82 %) | 27.4 (2.01) |
| Missing | 6 (1%) | |
N = 497.
SD standard deviation.