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By modeling the effects of predictor variables as a multiplicative function of regression parameters being invariant over categories, and category‐specific scalar effects, the ordered stereotype logit model is a flexible regression model for ordinal response variables. In this article, we propose a generalized estimating equations (GEE) approach to estimate the ordered stereotype logit model for panel data based on working covariance matrices, which are not required to be correctly specified. A simulation study compares the performance of GEE estimators based on various working correlation matrices and working covariance matrices using local odds ratios. Estimation of the model is illustrated using a real‐world dataset. The results from the simulation study suggest that GEE estimation of this model is feasible in medium‐sized and large samples and that estimators based on local odds ratios as realized in this study tend to be less efficient compared with estimators based on a working correlation matrix. For low true correlations, the efficiency gains seem to be rather small and if the working covariance structure is too flexible, the corresponding estimator may even be less efficient compared with the GEE estimator assuming independence. Like for GEE estimators more generally, if the true correlations over time are high, then a working covariance structure which is close to the true structure can lead to considerable efficiency gains compared with assuming independence.
Differential equations, Ordered categorical variables, Simulation study, Models, Statistical, Linear models (Statistics), Likert scale, Equacions diferencials, ordered categorical variables, simulation study, Applications of statistics to biology and medical sciences; meta analysis, generalized estimating equations, panel data, Logistic Models, Àrees temàtiques de la UPC::Matemàtiques i estadística::Estadística matemàtica, Models lineals (Estadística), Odds Ratio, Generalized estimating equations, Humans, Computer Simulation, Panel data
Differential equations, Ordered categorical variables, Simulation study, Models, Statistical, Linear models (Statistics), Likert scale, Equacions diferencials, ordered categorical variables, simulation study, Applications of statistics to biology and medical sciences; meta analysis, generalized estimating equations, panel data, Logistic Models, Àrees temàtiques de la UPC::Matemàtiques i estadística::Estadística matemàtica, Models lineals (Estadística), Odds Ratio, Generalized estimating equations, Humans, Computer Simulation, Panel data
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