Results 21 to 30 of about 1,049,088 (304)

Measurement equivalence in mixed mode surveys

open access: yesFrontiers in Psychology, 2015
Surveys increasingly use mixed mode data collection (e.g., combining face-to-face and web) because this controls costs and helps to maintain good response rates.
Joop J. Hox   +2 more
doaj   +1 more source

Should genetic groups be fitted in BLUP evaluation? Practical answer for the French AI beef sire evaluation

open access: yesGenetics Selection Evolution, 2004
Some analytical and simulated criteria were used to determine whether a priori genetic differences among groups, which are not accounted for by the relationship matrix, ought to be fitted in models for genetic evaluation, depending on the data structure ...
LaloŅ Denis, Phocas Florence
doaj   +1 more source

Reducing Self-Selection Bias in Feeder Cattle Premium Estimates Using Matched Sampling

open access: yesJournal of Agricultural and Resource Economics, 2014
Past value-added research employs hedonic pricing models to estimate premiums associated with value-added feeder cattle characteristics. However, hedonic pricing models require restrictive assumptions and impose a functional form.
Brian R. Williams   +3 more
doaj   +1 more source

Mitigating selection bias in organ allocation models

open access: yesBMC Medical Research Methodology, 2021
Background The lung allocation system in the U.S. prioritizes lung transplant candidates based on estimated pre- and post-transplant survival via the Lung Allocation Scores (LAS).
Erin M. Schnellinger   +5 more
doaj   +1 more source

Heterogeneous Causal Effects and Sample Selection Bias [PDF]

open access: yesSociological Science, 2015
The role of education in the process of socioeconomic attainment is a topic of long standing interest to sociologists and economists. Recently there has been growing interest not only in estimating the average causal effect of education on outcomes such ...
Richard Breen   +2 more
doaj   +1 more source

Sickle Cell Disease Is an Inherent Risk for Asthma in a Sibling Comparison Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Sickle cell disease (SCD) and asthma share a complex relationship. Although estimates vary, asthma prevalence in children with SCD is believed to be comparable to or higher than the general population. Determining whether SCD confers an increased risk for asthma remains challenging due to overlapping symptoms and the ...
Suhei C. Zuleta De Bernardis   +9 more
wiley   +1 more source

Psychosocial Outcomes in Patients With Endocrine Tumor Syndromes: A Systematic Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction The combination of disease manifestations, the familial burden, and varying penetrance of endocrine tumor syndromes (ETSs) is unique. This review aimed to portray and summarize available data on psychosocial outcomes in patients with ETSs and explore gaps and opportunities for future research and care.
Daniël Zwerus   +6 more
wiley   +1 more source

Changes in Body Composition in Children and Young People Undergoing Treatment for Acute Lymphoblastic Leukemia: A Systematic Review and Meta‐Analysis

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Ongoing evidence indicates increased risk of sarcopenic obesity among children and young people (CYP) with acute lymphoblastic leukemia (ALL), often beginning early in treatment, persisting into survivorship. This review evaluates current literature on body composition in CYP with ALL during and after treatment.
Lina A. Zahed   +5 more
wiley   +1 more source

Impacts of the government-supported investments on the economic farm performance in Austria

open access: yesAgricultural Economics (AGRICECON), 2015
Farm investments in the European Union are supported by the governmental programmes. The evaluation of this programme is challenged through the voluntary participation and heterogeneous observation units.
Stefan KIRCHWEGER   +2 more
doaj   +1 more source

Parent‐to‐Child Information Disclosure in Pediatric Oncology

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Despite professional consensus regarding the importance of open communication with pediatric cancer patients about their disease, actual practice patterns of disclosure are understudied. Extant literature suggests a significant proportion of children are not told about their diagnosis/prognosis, which is purported to negatively ...
Rachel A. Kentor   +12 more
wiley   +1 more source

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