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McNeish, Daniel; Peña, Armando; Vander Wyst, Kiley B.; Ayers, Stephanie L.; Olson, Micha L.; Shaibi, Gabriel Q. – Grantee Submission, 2021
Growth mixture models (GMMs) are applied to intervention studies with repeated measures to explore heterogeneity in the intervention effect. However, traditional GMMs are known to be difficult to estimate, especially at sample sizes common in single-center interventions. Common strategies to coerce GMMs to converge involve post-hoc adjustments to…
Descriptors: Prevention, Intervention, Growth Models, Program Effectiveness
Peña, Armando; McNeish, Daniel; Ayers, Stephanie L.; Olson, Micah L.; Vander Wyst, Kiley B.; Williams, Allison N.; Shaibi, Gabriel Q. – Grantee Submission, 2020
Objective: To characterize the heterogeneity in response to lifestyle intervention among Latino adolescents with obesity. Methods: We conducted secondary data analysis of 90 Latino adolescents (age 15.4 ± 0.9 y, female 56.7%) with obesity (BMI% 98.1 ± 1.5%) that were enrolled in a 3 month lifestyle intervention and were followed for a year.…
Descriptors: Life Style, Intervention, Hispanic Americans, Adolescents