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Fig. 2 | BMC Medical Research Methodology

Fig. 2

From: Joint modeling of multivariate longitudinal data and survival data in several observational studies of Huntington’s disease

Fig. 2

Diagram for the proportional hazards model (left) and the joint model survival submodel (right). The down-stream variable is the log hazard, which is a weighted combination of the up-stream variables, with the weights being the arrow labels. The dotted lines indicate correlation among the covariates; t* is time on study (t* = 0 is study entry), and t is age (t = 0 is birth)

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BMC Medical Research Methodology

ISSN: 1471-2288

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