Salvadoran vs Immigrants from Congo 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 92,098,538 people shows no correlation between the proportion of Immigrants from Congo and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.040 and weighted average of 2.3%, a difference of 5.1%.

Vision Disability Correlation Summary

Measurement	Salvadoran	Immigrants from Congo
Minimum	0.28%	0.17%
Maximum	4.4%	5.2%
Range	4.1%	5.1%
Mean	2.0%	2.3%
Median	2.1%	2.3%
Interquartile 25% (IQ1)	1.6%	1.8%
Interquartile 75% (IQ3)	2.3%	2.5%
Interquartile Range (IQR)	0.75%	0.67%
Standard Deviation (Sample)	0.72%	0.89%
Standard Deviation (Population)	0.71%	0.89%

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 Congo by Vision Disability

In terms of vision disability, the demographic groups most similar to Immigrants from Congo are Immigrants from Portugal (2.3%, a difference of 0.050%), Marshallese (2.3%, a difference of 0.090%), Scottish (2.3%, a difference of 0.16%), Immigrants from Cambodia (2.3%, a difference of 0.32%), and Central American (2.3%, a difference of 0.34%).

Demographics	Rating \| Rank	Vision Disability
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%
Central Americans	1.8 /100 \| #233	Tragic 2.3%
Scottish	1.6 /100 \| #234	Tragic 2.3%
Marshallese	1.5 /100 \| #235	Tragic 2.3%
Immigrants \| Congo	1.4 /100 \| #236	Tragic 2.3%
Immigrants \| Portugal	1.4 /100 \| #237	Tragic 2.3%
Immigrants \| Cambodia	1.1 /100 \| #238	Tragic 2.3%
English	1.1 /100 \| #239	Tragic 2.3%
Panamanians	0.9 /100 \| #240	Tragic 2.3%
Malaysians	0.9 /100 \| #241	Tragic 2.3%
Immigrants \| Panama	0.8 /100 \| #242	Tragic 2.3%
Immigrants \| Nicaragua	0.6 /100 \| #243	Tragic 2.3%