Salvadoran vs Immigrants from Italy 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 323,994,035 people shows no correlation between the proportion of Immigrants from Italy and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.047 and weighted average of 2.1%, a difference of 6.2%.

Vision Disability Correlation Summary

Measurement	Salvadoran	Immigrants from Italy
Minimum	0.28%	0.96%
Maximum	4.4%	5.0%
Range	4.1%	4.0%
Mean	2.0%	2.4%
Median	2.1%	2.1%
Interquartile 25% (IQ1)	1.6%	1.8%
Interquartile 75% (IQ3)	2.3%	3.2%
Interquartile Range (IQR)	0.75%	1.4%
Standard Deviation (Sample)	0.72%	1.2%
Standard Deviation (Population)	0.71%	1.2%

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 Italy by Vision Disability

In terms of vision disability, the demographic groups most similar to Immigrants from Italy are Immigrants from Austria (2.1%, a difference of 0.010%), Carpatho Rusyn (2.1%, a difference of 0.010%), Swedish (2.1%, a difference of 0.060%), Danish (2.1%, a difference of 0.060%), and Korean (2.1%, a difference of 0.090%).

Demographics	Rating \| Rank	Vision Disability
Immigrants \| Afghanistan	95.6 /100 \| #97	Exceptional 2.1%
Immigrants \| South Africa	95.4 /100 \| #98	Exceptional 2.1%
Estonians	95.3 /100 \| #99	Exceptional 2.1%
Greeks	95.1 /100 \| #100	Exceptional 2.1%
Albanians	94.9 /100 \| #101	Exceptional 2.1%
Sri Lankans	94.8 /100 \| #102	Exceptional 2.1%
Immigrants \| Austria	94.4 /100 \| #103	Exceptional 2.1%
Immigrants \| Italy	94.4 /100 \| #104	Exceptional 2.1%
Carpatho Rusyns	94.3 /100 \| #105	Exceptional 2.1%
Swedes	94.2 /100 \| #106	Exceptional 2.1%
Danes	94.2 /100 \| #107	Exceptional 2.1%
Koreans	94.1 /100 \| #108	Exceptional 2.1%
Chileans	94.0 /100 \| #109	Exceptional 2.1%
Immigrants \| Armenia	93.8 /100 \| #110	Exceptional 2.1%
Peruvians	93.5 /100 \| #111	Exceptional 2.1%