scholarly journals Longitudinal measurement invariance of psychosocial measures in physical activity research: an application to adolescent data

2013 ◽  
Vol 43 (4) ◽  
pp. 721-729 ◽  
Author(s):  
Scott C. Roesch ◽  
Gregory J. Norman ◽  
Erin L. Merz ◽  
James F. Sallis ◽  
Kevin Patrick
2019 ◽  
Author(s):  
Patrick Abi Nader ◽  
Jeffrey Gaudet ◽  
Jennifer Brunet ◽  
Katie E. Gunnell ◽  
Isabelle Doré ◽  
...  

Abstract BACKGROUNDMotives for participation in physical activity (PA) have been associated with moderate-to-vigorous intensity PA (MVPA); however, these associations have yet to be established during the transition from childhood to adolescence. This study examined the longitudinal associations between five PA motives (i.e., enjoyment, competence, fitness, social, and appearance) and MVPA over a 5-year period spanning late childhood (9-11 years), early adolescence (12-14 years), and middle adolescence (15-16 years). METHODSSelf-report data (n = 937) were drawn from the ongoing Monitoring Activities for Teenagers to Comprehend their Habits study. The Motives for Physical Activity Measure-Revised (MPAM-R) questionnaire was used to measure PA motives. MVPA was assessed with an empirically supported 2-item measure developed specifically for adolescents. Data from three times points per school year over 5 years (resulting in 15 survey cycles) were analyzed using sex-stratified mixed effects regression models after establishing longitudinal measurement invariance for the MPAM-R.RESULTSMVPA increased from cycle 1 (9-11 years) to 7 (11-13 years) for girls and from cycle 1 (9-11 years) to 9 (12-14 years) for boys before decreasing for both sexes through to cycle 15 (14-16 years). Longitudinal measurement invariance was established for a 22-item version of the MPAM-R. For boys, enjoyment and competence motives were positively associated with MVPA from late childhood to middle adolescence and fitness motives were negatively associated with MVPA from late childhood to middle adolescence. For girls, enjoyment motives were positively associated with MVPA during late childhood and competence motives were positively associated with MVPA from late childhood to middle adolescence. CONCLUSIONSPA interventions should aim to increase enjoyment during PA and provide opportunities for children and adolescents to develop a desire to build competence during PA. PA interventions targeted to youth should avoid promoting the desire to be active to improve fitness, particularly among boys.


2021 ◽  
pp. 003329412110360
Author(s):  
Qingsong Tan ◽  
Jilin Zou ◽  
Feng Kong

The 5-item Gratitude Questionnaire (GQ-5) is one of the most commonly used instruments to measure dispositional gratitude in adolescents. The purpose of this study was to verify the longitudinal measurement invariance (LMI) and gender measurement invariance (GMI) of the GQ-5 that was administered to an adolescent sample twice over the course of 18 months ( N = 669). Single-group confirmatory factor analysis (CFA) was adopted to examine the LMI and multiple-group CFA was conducted to assess the GMI. The results showed that the GQ-5 had strong invariance (i.e., equality of factor patterns, loadings, and intercepts) across time and gender. Validation of latent factor mean differences showed that females had higher gratitude scores than males. In addition, the GQ-5 exhibited good internal consistency indices across time and a moderate stability coefficient was also found across an 18-month time interval in adolescents. In summary, our study showed that LMI and GMI of the GQ-5 are satisfactory and the GQ-5 is a reliable instrument for measuring gratitude in adolescents.


Assessment ◽  
2016 ◽  
Vol 24 (3) ◽  
pp. 337-345 ◽  
Author(s):  
Pei-Chen Wu

This study explored the longitudinal measurement invariance in the Beck Depression Inventory–II (BDI-II) in early adolescents (junior high school students). The participants were 730 early adolescents (330 boys and 400 girls), who were followed up over 3 years (in six waves). To reduce the size of longitudinal model and verify the stability of the findings, the Fall and Spring series data sets were analyzed separately. Each series includes three waves of data with about 1-year apart. It was found that the three-factor model (Negative Attitude, Performance Difficulty, and Somatic Elements) best fitted the data. Results of both data sets provided support for the longitudinal measurement invariance (threshold invariance) of the three-factor model, suggesting that the BDI-II measured the same construct over 3 years. The study also examined the category function of the BDI-II on the basis of the pattern of threshold estimates. Finally, the implications of the findings on the continuing use of the BDI-II are discussed.


Assessment ◽  
2019 ◽  
Vol 28 (1) ◽  
pp. 277-294
Author(s):  
Gerard Flens ◽  
Niels Smits ◽  
Caroline B. Terwee ◽  
Liv Pijck ◽  
Philip Spinhoven ◽  
...  

We investigated longitudinal measurement invariance in the Dutch–Flemish PROMIS adult v1.0 item banks for Depression and Anxiety using two clinical samples with mood and anxiety disorders ( n = 640 and n = 528, respectively). Factor analysis was used to evaluate whether the item banks were sufficiently unidimensional at two test-occasions and whether the measured constructs remained the same over time. The results indicated that the item banks were sufficiently unidimensional, but the thresholds and residual variances of the constructs changed over time. However, using tentative rules of thumb, these invariance violations did not substantially affect the endorsement of a specific response category of a specific item at a specific test-occasion. Furthermore, the impact on the mean latent change scores of the item banks remained below the proposed cutoff value for substantial bias. These findings suggest that the invariance violations lacked practical significance for test-users, meaning that the item banks provide sufficiently invariant latent factor scores for use in clinical practice.


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