Rights statement: This is an Accepted Manuscript of an article published by Taylor & Francis in Journal of Applied Statistics on 11/09/2015, available online: http://wwww.tandfonline.com/doi/abs/10.1080/02664763.2015.1080670
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Research output: Contribution to Journal/Magazine › Journal article › peer-review
Research output: Contribution to Journal/Magazine › Journal article › peer-review
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TY - JOUR
T1 - First-order marginalised transition random effects models with probit link function
AU - Asar, Özgür
AU - Ilk, Ozlem
N1 - This is an Accepted Manuscript of an article published by Taylor & Francis in Journal of Applied Statistics on 11/09/2015, available online: http://wwww.tandfonline.com/doi/abs/10.1080/02664763.2015.1080670
PY - 2016/4
Y1 - 2016/4
N2 - Marginalised models, also known as marginally specified models, have recently become a popular tool for analysis of discrete longitudinal data. Despite being a novel statistical methodology, these models introduce complex constraint equations and model fitting algorithms. On the other hand, there is a lack of publicly available software to fit these models. In this paper, we propose a three-level marginalised model for analysis of multivariate longitudinal binary outcome.The implicit function theorem is introduced to approximately solve the marginal constraint equations explicitly. probit link enables direct solutions to the convolution equations. Parameters are estimated by maximum likelihood via a Fisher-Scoring algorithm. A simulation study is conducted to examine the finite-sample properties of the estimator. We illustrate the model with an application to the data set from the Iowa Youth and Families Project. The R package pnmtrem is prepared to fit the model.
AB - Marginalised models, also known as marginally specified models, have recently become a popular tool for analysis of discrete longitudinal data. Despite being a novel statistical methodology, these models introduce complex constraint equations and model fitting algorithms. On the other hand, there is a lack of publicly available software to fit these models. In this paper, we propose a three-level marginalised model for analysis of multivariate longitudinal binary outcome.The implicit function theorem is introduced to approximately solve the marginal constraint equations explicitly. probit link enables direct solutions to the convolution equations. Parameters are estimated by maximum likelihood via a Fisher-Scoring algorithm. A simulation study is conducted to examine the finite-sample properties of the estimator. We illustrate the model with an application to the data set from the Iowa Youth and Families Project. The R package pnmtrem is prepared to fit the model.
KW - correlated data
KW - implicit differentiation
KW - link functions
KW - maximum likelihood estimation
KW - subject-specific inference
KW - statistical software
KW - 62H12
KW - 62J12
KW - 62P15
U2 - 10.1080/02664763.2015.1080670
DO - 10.1080/02664763.2015.1080670
M3 - Journal article
VL - 43
SP - 925
EP - 942
JO - Journal of Applied Statistics
JF - Journal of Applied Statistics
SN - 0266-4763
IS - 5
ER -