Salvadoran vs Immigrants from Sierra Leone Vision Disability

The statistical analysis conducted on geographies consisting of 398,695,149 people shows a weak negative correlation between the proportion of Salvadorans and percentage of population with vision disability in the United States with a correlation coefficient (R) of -0.249 and weighted average of 2.2%. Similarly, the statistical analysis conducted on geographies consisting of 101,645,799 people shows a slight positive correlation between the proportion of Immigrants from Sierra Leone and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.060 and weighted average of 2.1%, a difference of 4.1%.

Vision Disability Correlation Summary

Measurement	Salvadoran	Immigrants from Sierra Leone
Minimum	0.28%	0.70%
Maximum	4.4%	5.8%
Range	4.1%	5.1%
Mean	2.0%	2.1%
Median	2.1%	2.0%
Interquartile 25% (IQ1)	1.6%	1.6%
Interquartile 75% (IQ3)	2.3%	2.3%
Interquartile Range (IQR)	0.75%	0.65%
Standard Deviation (Sample)	0.72%	0.88%
Standard Deviation (Population)	0.71%	0.87%

Similar Demographics by Vision Disability

Demographics Similar to Salvadorans by Vision Disability

In terms of vision disability, the demographic groups most similar to Salvadorans are Guyanese (2.2%, a difference of 0.11%), Immigrants from Costa Rica (2.2%, a difference of 0.11%), Canadian (2.2%, a difference of 0.13%), European (2.2%, a difference of 0.13%), and British (2.2%, a difference of 0.19%).

Demographics	Rating \| Rank	Vision Disability
Costa Ricans	40.7 /100 \| #182	Average 2.2%
Immigrants \| Burma/Myanmar	37.9 /100 \| #183	Fair 2.2%
Moroccans	35.4 /100 \| #184	Fair 2.2%
Immigrants \| Middle Africa	33.5 /100 \| #185	Fair 2.2%
Native Hawaiians	33.3 /100 \| #186	Fair 2.2%
Immigrants \| St. Vincent and the Grenadines	30.3 /100 \| #187	Fair 2.2%
Guyanese	28.9 /100 \| #188	Fair 2.2%
Salvadorans	27.4 /100 \| #189	Fair 2.2%
Immigrants \| Costa Rica	26.1 /100 \| #190	Fair 2.2%
Canadians	25.8 /100 \| #191	Fair 2.2%
Europeans	25.7 /100 \| #192	Fair 2.2%
British	25.1 /100 \| #193	Fair 2.2%
Immigrants \| Barbados	24.0 /100 \| #194	Fair 2.2%
Immigrants \| Immigrants	23.7 /100 \| #195	Fair 2.2%
Immigrants \| Grenada	23.1 /100 \| #196	Fair 2.2%

Demographics Similar to Immigrants from Sierra Leone by Vision Disability

In terms of vision disability, the demographic groups most similar to Immigrants from Sierra Leone are South American (2.1%, a difference of 0.0%), Ukrainian (2.1%, a difference of 0.11%), Sierra Leonean (2.1%, a difference of 0.15%), Immigrants from Bosnia and Herzegovina (2.1%, a difference of 0.15%), and Immigrants from Netherlands (2.1%, a difference of 0.16%).

Demographics	Rating \| Rank	Vision Disability
Czechs	86.3 /100 \| #136	Excellent 2.1%
Immigrants \| South Eastern Asia	86.3 /100 \| #137	Excellent 2.1%
Arabs	86.3 /100 \| #138	Excellent 2.1%
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%