Italian vs Immigrants from Western Africa Vision Disability

The statistical analysis conducted on geographies consisting of 572,776,959 people shows a mild positive correlation between the proportion of Italians and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.322 and weighted average of 2.1%. Similarly, the statistical analysis conducted on geographies consisting of 357,586,562 people shows a poor positive correlation between the proportion of Immigrants from Western Africa and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.141 and weighted average of 2.3%, a difference of 7.6%.

Vision Disability Correlation Summary

Measurement	Italian	Immigrants from Western Africa
Minimum	0.86%	0.83%
Maximum	8.5%	4.8%
Range	7.6%	3.9%
Mean	2.3%	2.3%
Median	2.0%	2.3%
Interquartile 25% (IQ1)	1.7%	2.0%
Interquartile 75% (IQ3)	2.2%	2.6%
Interquartile Range (IQR)	0.51%	0.61%
Standard Deviation (Sample)	1.2%	0.66%
Standard Deviation (Population)	1.2%	0.65%

Similar Demographics by Vision Disability

Demographics Similar to Italians by Vision Disability

In terms of vision disability, the demographic groups most similar to Italians are Immigrants from Sudan (2.1%, a difference of 0.13%), Finnish (2.1%, a difference of 0.14%), Immigrants from Bosnia and Herzegovina (2.1%, a difference of 0.18%), Ukrainian (2.1%, a difference of 0.23%), and South American (2.1%, a difference of 0.33%).

Demographics	Rating \| Rank	Vision Disability
Immigrants \| Morocco	85.2 /100 \| #139	Excellent 2.1%
Immigrants \| Netherlands	84.2 /100 \| #140	Excellent 2.1%
Sierra Leoneans	84.1 /100 \| #141	Excellent 2.1%
South Americans	82.8 /100 \| #142	Excellent 2.1%
Immigrants \| Sierra Leone	82.8 /100 \| #143	Excellent 2.1%
Ukrainians	81.9 /100 \| #144	Excellent 2.1%
Immigrants \| Bosnia and Herzegovina	81.5 /100 \| #145	Excellent 2.1%
Italians	79.7 /100 \| #146	Good 2.1%
Immigrants \| Sudan	78.4 /100 \| #147	Good 2.1%
Finns	78.3 /100 \| #148	Good 2.1%
Colombians	76.2 /100 \| #149	Good 2.1%
Belgians	75.9 /100 \| #150	Good 2.1%
Immigrants \| Norway	75.5 /100 \| #151	Good 2.1%
Immigrants \| Southern Europe	74.6 /100 \| #152	Good 2.1%
Immigrants \| South America	73.8 /100 \| #153	Good 2.1%

Demographics Similar to Immigrants from Western Africa by Vision Disability

In terms of vision disability, the demographic groups most similar to Immigrants from Western Africa are Irish (2.3%, a difference of 0.010%), Basque (2.3%, a difference of 0.040%), Immigrants from Senegal (2.3%, a difference of 0.18%), French Canadian (2.3%, a difference of 0.20%), and Guamanian/Chamorro (2.3%, a difference of 0.22%).

Demographics	Rating \| Rank	Vision Disability
Portuguese	4.9 /100 \| #218	Tragic 2.3%
Ecuadorians	4.6 /100 \| #219	Tragic 2.3%
Guamanians/Chamorros	3.9 /100 \| #220	Tragic 2.3%
French Canadians	3.9 /100 \| #221	Tragic 2.3%
Immigrants \| Senegal	3.8 /100 \| #222	Tragic 2.3%
Basques	3.5 /100 \| #223	Tragic 2.3%
Irish	3.4 /100 \| #224	Tragic 2.3%
Immigrants \| Western Africa	3.4 /100 \| #225	Tragic 2.3%
Immigrants \| Germany	3.0 /100 \| #226	Tragic 2.3%
Hawaiians	2.9 /100 \| #227	Tragic 2.3%
Hmong	2.5 /100 \| #228	Tragic 2.3%
Welsh	2.3 /100 \| #229	Tragic 2.3%
Nicaraguans	2.2 /100 \| #230	Tragic 2.3%
Immigrants \| Ecuador	2.0 /100 \| #231	Tragic 2.3%
German Russians	1.8 /100 \| #232	Tragic 2.3%