European vs Czechoslovakian Vision Disability

The statistical analysis conducted on geographies consisting of 560,182,273 people shows a significant positive correlation between the proportion of Europeans and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.644 and weighted average of 2.2%. Similarly, the statistical analysis conducted on geographies consisting of 368,413,881 people shows a strong positive correlation between the proportion of Czechoslovakians and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.735 and weighted average of 2.2%, a difference of 0.35%.

In terms of vision disability, the demographic groups most similar to Europeans are Canadian (2.2%, a difference of 0.010%), Immigrants from Costa Rica (2.2%, a difference of 0.030%), British (2.2%, a difference of 0.050%), Salvadoran (2.2%, a difference of 0.13%), and Immigrants from Barbados (2.2%, a difference of 0.15%). Similarly, the demographic groups most similar to Czechoslovakians are Ghanaian (2.2%, a difference of 0.020%), Immigrants from El Salvador (2.2%, a difference of 0.050%), Immigrants from Grenada (2.2%, a difference of 0.13%), Immigrants from Thailand (2.2%, a difference of 0.14%), and Immigrants (2.2%, a difference of 0.19%).