In this observational cohort study of more than 21000 US adults 65 years or older from the nationally representative Health and Retirement Study, dementia prevalence declined significantly, from 11.6 % in 2000 to 8.8 % in 2012.
Findings
In this observational cohort study of more than 21000 US adults 65 years or older from the nationally representative Health and Retirement Study, dementia prevalence declined significantly, from 11.6 % in 2000 to 8.8 % in 2012.
Not exact matches
Data from a total of 62,779 participants and 23,949 all - cause mortality cases were analyzed
in 8
observational prospective
cohort studies, with milk as the main exposure.
The
cohort has a high representation of women from disadvantaged and lower socioeconomic groups, who are of particular interest
in the targeting of breastfeeding interventions.29, 30 We can not exclude residual confounding by factors that we were not able to account for within this
observational study.
Previous attempts to evaluate the Baby Friendly Initiative within an
observational study design have often been limited by small sample size or reliance upon ecological measures of confounding factors.16, 17 The advantage of the Millennium
Cohort Study is the availability of individual - level social and demographic information, as well as the circumstances of pregnancy and delivery, allowing adjustment for factors that
in other studies may be associated with both policy intervention and infant feeding practices, via area or individual population differences.
«For this large
cohort of women who planned midwife - led home births
in the United States, outcomes are congruent with the best available data from population - based,
observational studies that evaluated outcomes by intended place of birth and perinatal risk factors.
Together, the results of the well - controlled
observational studies20 - 23 (including ours), the analysis of
cohorts without social patterning of breastfeeding (eg,
in the Pelotas
cohort), 24 and the large randomized trial25 suggest that confounding does not account fully for the observed association of breastfeeding with later cognition.
Participants
in the study are part of COPDGene, a multicenter, longitudinal
observational cohort study of the disease's underlying genetic factors.
«We're looking forward to longer - term results to come
in the next five years from various ongoing
observational studies,» Dr. Arterburn said: The Utah Obesity Study, the Michigan Bariatric Surgery Collaborative, and large
cohorts from Veterans Affairs health system and the HMO Research Network (including Group Health) and should yield important long - term information comparing the efficacy, safety, and costs of surgical and non-surgical care for severe obesity.
Impairments of motor function among children with a familial risk of schizophrenia or bipolar disorder at 7 years old
in Denmark: an
observational cohort study.
Risk factors for age at initial Pseudomonas acquisition
in the cystic fibrosis epic
observational cohort.
Baseline characteristics and factors associated with nutritional and pulmonary status at enrollment
in the cystic fibrosis EPIC
observational cohort.
Multicentre
observational cohort study of NSAIDs as risk factors for postoperative adverse events
in gastrointestinal surgery
For reporting of
observational studies
in epidemiology Checklist for
cohort, case - control, and cross-sectional studies (combined) Checklist for
cohort studies Checklist for case - control studies Checklist for cross-sectional studies
Physical activity, mental health, and weight gain
in a longitudinal
observational cohort of nonobese young adults
Multidimensional Treatment Foster Care for Adolescents
in English care: Randomised trial and
observational cohort evaluation.
Effect of maternal origin on the association between maternal height and risk of preterm birth
in Belgium: a retrospective
observational cohort study