Table 2.
The association between maternal lifetime stress and child asthma, stratified by maternal race/ethnicity and maternal pre-pregnancy BMI categories
| Odds ratios and 95%
confidence intervals of maternal Life Stressor Checklist-Revised (LSC-R)
weighted score | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| All |
Black |
Hispanic |
White |
||||||||||||
| OR | 95% | CI | OR | 95% | CI | OR | 95% | CI | OR | 95% | CI | ||||
|
| |||||||||||||||
| Overall | 1.07 | 0.88 | 1.30 | 0.94 | 0.72 | 1.24 | 1.21 | 0.89 | 1.65 | 1.50 | 0.60 | 3.72 | |||
| By BMI (kg/m 2 ) categories | |||||||||||||||
| Normal/underweight (<25) | 0.81 | 0.57 | 1.16 | 0.46 | 0.23 | 0.94 | 1.11 | 0.68 | 1.81 | 1.74 | 0.51 | 6.01 | |||
| Overweight (25 to <30) | 0.93 | 0.62 | 1.42 | 0.93 | 0.55 | 1.56 | 0.97 | 0.46 | 2.08 | n/a | n/a | n/a | |||
| Obese (≥30) | 1.84 | 1.27 | 2.67 | * | 1.66 | 1.06 | 2.60 | * | 2.33 | 1.10 | 4.96 | * | n/a | n/a | n/a |
Models adjusted for maternal age at birth, maternal education, maternal active atopy, child sex (and maternal race/ethnicity for the overall sample model).
Maternal race/ethnicity: Black (non-Hispanic Black and Black-Hispanic), Hispanic (Hispanic/non-Black), and White (non-Hispanic White).
OR: odds ratio corresponding to per Standard deviation (SD) increase in LSC-R weighted score (SD=10.6)
*
Significant at α=0.05 level.
n/a: Model unstable due to small cell size
BMI = body mass index