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Table 2 Nested models to be fitted in this study

From: Joint spatial modelling of disease risk using multiple sources: an application on HIV prevalence from antenatal sentinel and demographic and health surveys in Namibia

Model Gaussian random field Shared component covariates
M U1: Univariate model for NDHS data - -
M U2: Univariate model for NHSS data -
M U12: Univariate model for NDHS data + covariates  
M U22: Univariate model for NHSS data + covariates  
M J1: Bivariate model for NDHS and NHSS data -
M J2: Bivariate model for NDHS and NHSS + covariates