Sentences with phrase «level analyses stratified»
To increase sample size and allow for representative state - level analyses stratified by race, a cohort of children born during 2010 — 2013 was created by combining data from the 2011 — 2015 surveys.
https://www.cdc.gov/ Not exact matches
To assess the robustness of the results of our regression analysis, we performed covariate adjustment with derived propensity scores to calculate the absolute risk difference (details are provided in the Supplementary Appendix, available with the full text of this article at NEJM.org).14, 15 To calculate the adjusted absolute risk difference, we used predictive margins and G - computation (i.e., regression - model — based outcome prediction in both exposure settings: planned in - hospital and planned out - of - hospital birth).16, 17 Finally, we conducted post hoc analyses to assess associations between planned out - of - hospital birth and outcomes (cesarean delivery and a composite of perinatal morbidity and mortality), which were stratified according to parity, maternal age, maternal education, and risk level.
To minimize the confounding effect and test for potential modification by an overall lifestyle pattern, we further performed a stratified analysis according to a priori — defined healthy lifestyle pattern, as characterized by never smoking or ever smoking for fewer than 5 pack - years, never or moderate alcohol intake (< 14 g / d in women and < 28 g / d in men), body mass index (calculated as weight in kilograms divided by height in meters squared) of at least 18.5 and less than 25.0, and physical activity of at least 150 min / wk at a moderate level or at least 75 min / wk at a vigorous level (equivalent to ≥ 7.5 metabolic equivalent h / wk) as recommended.18 Likewise, given the previous report that protein intake was associated with a higher risk for diabetes - related mortality, 8 we examined the protein - mortality association according to the history of diabetes.
In stratified analyses, children of mothers experiencing IPV chronically and who had a lower level of mother - child interactions were at increased risk of developing asthma (RR, 2.7; 95 % CI, 1.6 - 4.7) compared with thosenot exposed to IPV with low mother - child interactions (Figure 1).