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These can be divided into threats to external, construct, and internal validity.
Based on the taxonomy in [44], there are four potential validity threat areas, namely: external, construct, internal, and conclusion validity.
We focused on internal, external, construct and statistical conclusion validity of 241 studies using data collected from Asia, Europe and North America.
Patient measures had acceptable correlations with MRC sum scores and MIRS grades (ICC = 0.69 and 0.71, respectively), indicating good external construct validity.
We undertook a content analysis of all studies using a hierarchical system of codes based on Aguinis, Pierce, Bosco, and Muslin's (2009) taxonomy of methodological choices across four aspects of validity (internal, external, construct, statistical conclusion).
In this follow-up study, we compare the methodological choices of studies undertaken in North America (n = 66), Europe (n = 95) and Asia (n = 80, including 57 from China)3 across four aspects of validity: internal, external, construct and statistical conclusion validity.
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The change scores correlated appropriately with changes in related external constructs (R ≥ 0.42).
All SN-5 items had adequate correlation (R ≥ 0.36) with external constructs.
To address consumer exposure, the study was designed on the conceptual paradigms of the UTAUT2 with the inclusion of three external constructs: personalization, self-concept, and trust.
The OSA-18 was completed at entry by the child's caregiver and again at least 4 weeks after surgery.Main Outcome Measures: The validity of the OSA-18 change score was assessed by comparison with multiple external constructs, including a validated measure of longitudinal change (OSD-6 survey).
Our results indicate that there is strong support for the assumption that the FCQ measures the same externally-referenced motivational forces in both language versions, and that the relationship between these constructs and other external constructs in the nomological network are comparable in both versions.
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