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Longitudinal Measurement Invariance Testing
Longitudinal measurement invariance testing determines whether a psychological scale measures the same construct in the same way across two or more time points. It is a prerequisite for interpreting mean-level change scores in panel and repeated-measures studies, ensuring that observed change reflects true change in the construct rather than drift in the measurement instrument.
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Sources
- Meredith, W. (1993). Measurement invariance, factor analysis and factorial invariance. Psychometrika, 58(4), 525–543. DOI: 10.1007/BF02294825 ↗
- Vandenberg, R. J. & Lance, C. E. (2000). A review and synthesis of the measurement invariance literature: Suggestions, practices, and recommendations for organizational research. Organizational Research Methods, 3(1), 4–70. DOI: 10.1177/109442810031002 ↗
Related methods
Referenced by
Longitudinal CFALongitudinal content validityLongitudinal convergent validityLongitudinal Cronbach's AlphaLongitudinal DIFLongitudinal EFALongitudinal IRTLongitudinal Item AnalysisLongitudinal Nomological ValidityLongitudinal Reliability AnalysisLongitudinal scale developmentLongitudinal Test-Retest Reliability