Results of the global OLS model.

<p>Significance levels: * <0.05, ** <0.01. ***<0.001.</p

Evaluated combinations of kernel function, bandwidth type and optimization method for COPD.

<p>Significance levels: * <0.05, ** <0.01. ***<0.001.</p

Possible explanatory variables.

<p>Possible explanatory variables.</p

GWR regression coefficients of COPD.

<p>GWR regression coefficients of COPD.</p

Demographic composition of the AOK Nordost insurants in 2012.

<p>Demographic composition of the AOK Nordost insurants in 2012.</p