South American vs Portuguese Cognitive Disability

The statistical analysis conducted on geographies consisting of 494,074,477 people shows a significant negative correlation between the proportion of South Americans and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of -0.608 and weighted average of 16.7%. Similarly, the statistical analysis conducted on geographies consisting of 450,269,576 people shows a slight negative correlation between the proportion of Portuguese and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of -0.084 and weighted average of 16.9%, a difference of 1.1%.

In terms of cognitive disability, the demographic groups most similar to South Americans are Immigrants from Egypt (16.7%, a difference of 0.0%), Danish (16.7%, a difference of 0.010%), Immigrants from South America (16.7%, a difference of 0.020%), Immigrants from Southern Europe (16.7%, a difference of 0.020%), and Asian (16.7%, a difference of 0.070%).

In terms of cognitive disability, the demographic groups most similar to Portuguese are Immigrants from Western Europe (16.9%, a difference of 0.010%), Turkish (16.9%, a difference of 0.020%), Immigrants from China (16.9%, a difference of 0.030%), Scottish (16.9%, a difference of 0.040%), and Scandinavian (16.9%, a difference of 0.080%).