Articles related to COHORT STUDY

A large ECHO Cohort analysis associated several pregnancy urinary chemical biomarkers with modest shifts in gestational age and fetal growth measures. The observational findings did not establish causality.

Objective sleep measurements from nearly 61,000 adults linked greater sleep regularity with lower all-cause, cancer, and cardiometabolic mortality risk. Sleep regularity outperformed sleep duration in mortality prediction models.

Among more than 117,000 women followed in two Nurses’ Health Study cohorts, greater resistance-training participation was associated with lower rates of major cardiovascular disease. Risk reductions were most pronounced when strength training was paired with aerobic exercise.

Women with Parkinson disease exhibited greater Alzheimer-related amyloid plaque burden than men in an autopsy-confirmed cohort, although cognitive performance and dementia rates were similar between sexes.

Short-term benzodiazepine use after mass trauma was not associated with increased 12-month PTSD risk in a large retrospective cohort. Persistent use showed a different pattern, and the observational findings did not establish causality.

A Medicare cohort study found a median delay of 494 days between incident heart failure diagnosis and ATTR-CM diagnosis, with female sex, aortic stenosis, COPD, coronary artery disease, diabetes, and hypertension associated with longer diagnostic delays.