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Temporal changes in characteristics and external validity of randomized controlled trials in older people from 2012 to 2019
BackgroundOlder individuals are often underrepresented in clinical trials. In 2012 only 7% of RCT’s specifically studied older people and their...
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Identification of tools used to assess the external validity of randomized controlled trials in reviews: a systematic review of measurement properties
BackgroundInternal and external validity are the most relevant components when critically appraising randomized controlled trials (RCTs) for...
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Using Online Gambling Disorder Questionnaire (OGD-Q) with Adults: Factor Structure, Reliability, External Validity, and Measurement Invariance Across Age and Gender
Rates of online (or internet) gambling are growing faster than any other gambling form, which has research and clinical implications. Currently, the...
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Machine learning algorithm to predict anterior cruciate ligament revision demonstrates external validity
PurposeExternal validation of machine learning predictive models is achieved through evaluation of model performance on different groups of patients...
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External validity of an automated delirium prediction model (DEMO) and comparison to the manual VMS-questions: a retrospective cohort study
BackgroundIt is estimated that one-third of delirium cases in hospitals could be prevented with appropriate interventions. In Dutch hospitals a...
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Target Validity: Bringing Treatment of External Validity in Line with Internal Validity
Purpose of Review“Target bias” is the difference between an estimate of association from a study sample and the causal effect in the target...
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Diagnostic validity of specific immunoglobulin E levels to alpha-gal in alpha-gal syndrome: a cross-sectional analysis
BackgroundThe diagnosis of Alpha-gal Syndrome (AGS) is based on the presence of symptoms after being exposed to potential sources of alpha-gal...
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A Comparison of Individuals with Diabetes and EMPA-REG Trial Participants: Exploring Aspects of External Validity
BackgroundThere is increasing use of sodium glucose co-transporter 2 (SGLT2) inhibitors to treat diabetes. Since trials apply specific entry and...
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Spiritual Contradiction Scale: A New Way of Understanding Internal and External Contradictions
The Spiritual Contradiction Scale was developed to quantify spiritual contradictions experienced by individuals. The scale was developed following a...
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Not so simple: evaluating consequences validity evidence for a workplace-based assessment in surgery
PurposeWorkplace-based assessments (WBAs) of trainee operative skills are widely used in surgical education as formative assessments to facilitate...
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Validity and reliability of a french version of the olfactory disorders questionnaire
ObjectiveTo validate a French version of the Olfactory Disorders Questionnaire (Fr-ODQ).
MethodsPatients with olfactory disorder (OD) and controls...
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Test-retest reliability and validity of vagally-mediated heart rate variability to monitor internal training load in older adults: a within-subjects (repeated-measures) randomized study
BackgroundVagally-mediated heart rate variability (vm-HRV) shows promise as a biomarker of internal training load (ITL) during exergame-based...
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Construct validity, test–retest reliability, and responsiveness of the Arabic version of the upper limb functional index
BackgroundThe upper limb functional index (ULFI) is a widely used self-report outcome measure questionnaire with robust psychometric properties to...
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Excluded versus included patients in a randomized controlled trial of infections caused by carbapenem-resistant Gram-negative bacteria: relevance to external validity
BackgroundPopulation external validity is the extent to which an experimental study results can be generalized from a specific sample to a defined...
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Validity of distal radius fracture diagnoses in the Swedish National Patient Register
Distal radius fractures are one of the most common fractures in adults. More research is needed to establish evidence-based clinical practice...
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Validity and reliability of the Swedish version of the Children’s Sleep Habits Questionnaire (CSHQ-SWE)
BackgroundTo translate and culturally adapt the Children’s Sleep Habits Questionnaire (CSHQ) to a Swedish version, CSHQ-SWE, and to assess its...
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Development of a brief core set for knee dysfunction based on the International Classification of Functioning, Disability and Health: assessing construct validity and measurement potential
BackgroundThe comprehensive core set for knee dysfunction was developed to classify the functioning of people with any knee dysfunction. To be used...
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Validity and reliability of the Group for Learning Useful and Performant Swallowing (GLUPS) tool
IntroductionTo validate the Group for Learning Useful and Performant Swallowing (GLUPS), a clinical tool dedicated to videofluoroscopy swallowing...
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Development of a postoperative visual function rehabilitation compliance assessment scale for children with congenital cataract: a reliability and validity study
ObjectiveTo develop a comprehensive compliance assessment scale for postoperative visual function rehabilitation in children with congenital...
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Reliability and validity of physical examination tests for the assessment of ankle instability
IntroductionClinicians rely on certain physical examination tests to diagnose and potentially grade ankle sprains and ankle instability. Diagnostic...
