Results 81 to 90 of about 444,986 (247)
Background The aim of this study was to assess the validity of the Warwick-Edinburgh Mental Well-being Scale (WEMWBS) and the SWEMWBS, the shortened version of the WEMWBS, and conduct a preliminary evaluation of the metric properties of these scales by ...
Sai-fu Fung
doaj +1 more source
Protocol for designing INVITES-IN, a tool for assessing the internal validity of <i>in vitro</i> studies. [PDF]
Svendsen C +21 more
europepmc +1 more source
Retractions in Rheumatology: Trends, Causes, and Implications for Research Integrity
Objective We aimed to describe the trends and main reasons for study retraction in rheumatology literature. Methods We reviewed the Retraction Watch database to identify retracted articles in rheumatology. We recorded the main study characteristics, authors’ countries, reasons for retraction, time from publication to retraction, and trends over time ...
Anna Maria Vettori, Michele Iudici
wiley +1 more source
External and Internal Validity Considerations in Youth Effectiveness Trials: Lessons Learned from the COMET Study. [PDF]
Jensen-Doss A +5 more
europepmc +1 more source
New Onset of Fibromyalgia After Exposure to a Combat Environment: A Longitudinal Cohort Study
Objective Traumatic life events are hypothesized to be triggers for the onset of fibromyalgia. Posttraumatic stress disorder (PTSD) is a common comorbidity of fibromyalgia. However, limited prospective data are available on the development of fibromyalgia after exposure to high‐magnitude stress.
Jay B. Higgs +15 more
wiley +1 more source
Studying the Influence of Citizen Behavior Influence from Internal Brand Management and Marketing [PDF]
Citizenship behavior is a new concept and evaluation of these behaviors in the organization is very important and crucial, among the factors that could affect the citizenship of internal brand management and internal marketing.
Amir Ghafourian Shagerdi +2 more
doaj
Revisiting an Analysis of Threats to Internal Validity in Multiple Baseline Designs. [PDF]
Slocum TA +3 more
europepmc +1 more source
Objective Frailty occurs prematurely in rheumatoid arthritis (RA) and is associated with poor health outcomes. We compared the performance of four frailty instruments, including a pragmatic alternative measure using chair sit‐to‐stand (STS), and evaluated their abilities to predict poor health outcomes.
Kylie E. Riggles +14 more
wiley +1 more source
Internal Validity in Resistance Training Research: A Systematic Review. [PDF]
Makaruk H +3 more
europepmc +1 more source
Objective Systemic lupus erythematosus (SLE) is a heterogenous inflammatory condition with widely varying global prevalence estimates. The frequency of SLE in the general population of Australia has been reported to be notably lower than contemporary estimates in countries such as the United States or United Kingdom, at 19 to 39 per 100,000 as opposed ...
Lucinda Roper +7 more
wiley +1 more source

