Results 121 to 130 of about 45,688,233 (408)

Syphilis-attributable adverse pregnancy outcomes in China: a retrospective cohort analysis of 1187 pregnant women with different syphilis treatment

open access: yesBMC Infectious Diseases, 2019
Background Syphilis is responsible for a substantial burden of preventable adverse outcomes in pregnancy. The purpose of this study was to compare the frequency of adverse pregnancy outcomes among syphilis-seropositive women who received different ...
Huihui Liu   +11 more
doaj   +1 more source

Associations of Longitudinal Fetal Growth Patterns With Cardiometabolic Factors at Birth

open access: yesFrontiers in Endocrinology, 2021
BackgroundBirth weight is associated with cardiometabolic factors at birth. However, it is unclear when these associations occur in fetal life. We aimed to investigate the associations between fetal growth in different gestational periods and cord blood ...
Jia-Shuan Huang   +18 more
doaj   +1 more source

Representativeness of the LifeLines Cohort Study

open access: yesPLOS ONE, 2015
LifeLines is a large prospective population-based three generation cohort study in the north of the Netherlands. Different recruitment strategies were adopted: recruitment of an index population via general practitioners, subsequent inclusion of their family members, and online self-registration. Our aim was to investigate the representativeness of the
Klijs, B.   +5 more
openaire   +6 more sources

Cohort Profile Update: The GAZEL Cohort Study [PDF]

open access: yesInternational Journal of Epidemiology, 2014
The original GAZEL cohort was composed of 20 625 employees of the French national gas and electricity companies (15 011 male employees then aged 40 to 50 years and 5614 women between 35 and 50 years old) at its inception in 1989. A Cohort Profile article was published in 2007.
Marcel Goldberg   +2 more
openaire   +3 more sources

Geographical variation in the progression of type 2 diabetes in Peru: The CRONICAS Cohort Study. [PDF]

open access: yes, 2016
BACKGROUND: The study aims were to estimate the incidence and risk factors for T2D in four settings with different degree of urbanization and altitude in Peru. METHODS: Prospective cohort study conducted in urban, semi-urban, and rural areas in Peru.
Bernabé-Ortiz, A   +8 more
core  

Targeted metabolomics reveals novel diagnostic biomarkers for colorectal cancer

open access: yesMolecular Oncology, EarlyView.
This study employed targeted metabolomic profiling to identify 302 distinct metabolites present in platelet‐rich plasma (PRP), revealing aberrant metabolic profiles amongst individuals diagnosed with colorectal cancer (CRC). Compared to carcinoembryonic antigen (CEA) and cancer antigen 19‐9 (CA199), our metabolite panel showed improved sensitivity ...
Zuojian Hu   +7 more
wiley   +1 more source

Cohort Studies [PDF]

open access: yesClinical Journal of the American Society of Nephrology, 2006
Because of their well-documented advantages, randomized controlled trials (RCTs) represent the gold standard for testing hypotheses in medical research. However, RCTs are not ideal for addressing certain research questions ( e.g. , the risk for renal insufficiency associated with alcohol intake).
Marcello Tonelli, Ravi Thadhani
openaire   +3 more sources

Evaluation of multiple imputation to address intended and unintended missing data in case-cohort studies with a binary endpoint [PDF]

open access: yesarXiv, 2022
Case-cohort studies are conducted within cohort studies, wherein collection of exposure data is limited to a subset of the cohort, leading to a large proportion of missing data by design. Standard analysis uses inverse probability weighting (IPW) to address this intended missing data, but little research has been conducted into how best to perform ...
arxiv  

Survival after postoperative morbidity: a longitudinal observational cohort study [PDF]

open access: yes, 2014
Prolonged morbidity after surgery is associated with a risk of premature death for a longer duration than perhaps is commonly thought; however, this risk falls with time.
Emberton, M.   +6 more
core   +2 more sources

Cell‐free DNA aneuploidy score as a dynamic early response marker in prostate cancer

open access: yesMolecular Oncology, EarlyView.
mFast‐SeqS‐based genome‐wide aneuploidy scores are concordant with aneuploidy scores obtained by whole genome sequencing from tumor tissue and can predict response to ARSI treatment at baseline and, at an early time point, to ARSI and taxanes. This assay can be easily performed at low cost and requires little input of cfDNA. Cell‐free circulating tumor
Khrystany T. Isebia   +17 more
wiley   +1 more source

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