Immigrants from Trinidad and Tobago vs Subsaharan African Vision Disability

The statistical analysis conducted on geographies consisting of 223,458,050 people shows a weak positive correlation between the proportion of Immigrants from Trinidad and Tobago and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.268 and weighted average of 2.3%. Similarly, the statistical analysis conducted on geographies consisting of 507,474,731 people shows a weak positive correlation between the proportion of Sub-Saharan Africans and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.288 and weighted average of 2.3%, a difference of 3.9%.

Vision Disability Correlation Summary

Measurement	Immigrants from Trinidad and Tobago	Subsaharan African
Minimum	0.061%	0.34%
Maximum	5.3%	9.3%
Range	5.3%	9.0%
Mean	2.2%	2.6%
Median	2.2%	2.3%
Interquartile 25% (IQ1)	1.8%	2.0%
Interquartile 75% (IQ3)	2.6%	2.7%
Interquartile Range (IQR)	0.74%	0.74%
Standard Deviation (Sample)	0.72%	1.6%
Standard Deviation (Population)	0.72%	1.6%

Similar Demographics by Vision Disability

Demographics Similar to Immigrants from Trinidad and Tobago by Vision Disability

In terms of vision disability, the demographic groups most similar to Immigrants from Trinidad and Tobago are Barbadian (2.3%, a difference of 0.28%), Nigerian (2.3%, a difference of 0.29%), Portuguese (2.3%, a difference of 0.34%), Ecuadorian (2.3%, a difference of 0.45%), and Trinidadian and Tobagonian (2.2%, a difference of 0.50%).

Demographics	Rating \| Rank	Vision Disability
Immigrants \| Brazil	13.1 /100 \| #209	Poor 2.2%
Immigrants \| Uruguay	11.5 /100 \| #210	Poor 2.2%
Indonesians	9.5 /100 \| #211	Tragic 2.2%
Bermudans	9.0 /100 \| #212	Tragic 2.2%
Immigrants \| Ghana	8.9 /100 \| #213	Tragic 2.2%
Trinidadians and Tobagonians	8.2 /100 \| #214	Tragic 2.2%
Nigerians	7.2 /100 \| #215	Tragic 2.3%
Immigrants \| Trinidad and Tobago	6.1 /100 \| #216	Tragic 2.3%
Barbadians	5.1 /100 \| #217	Tragic 2.3%
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%

Demographics Similar to Sub-Saharan Africans by Vision Disability

In terms of vision disability, the demographic groups most similar to Sub-Saharan Africans are Liberian (2.3%, a difference of 0.010%), Guatemalan (2.3%, a difference of 0.020%), French (2.3%, a difference of 0.060%), Bangladeshi (2.3%, a difference of 0.10%), and Alsatian (2.3%, a difference of 0.21%).

Demographics	Rating \| Rank	Vision Disability
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%
Immigrants \| West Indies	0.6 /100 \| #244	Tragic 2.3%
Alsatians	0.6 /100 \| #245	Tragic 2.3%
French	0.5 /100 \| #246	Tragic 2.3%
Guatemalans	0.5 /100 \| #247	Tragic 2.3%
Sub-Saharan Africans	0.5 /100 \| #248	Tragic 2.3%
Liberians	0.5 /100 \| #249	Tragic 2.3%
Bangladeshis	0.5 /100 \| #250	Tragic 2.3%
Immigrants \| Laos	0.4 /100 \| #251	Tragic 2.4%
Immigrants \| Micronesia	0.3 /100 \| #252	Tragic 2.4%
Japanese	0.3 /100 \| #253	Tragic 2.4%
Haitians	0.3 /100 \| #254	Tragic 2.4%
Immigrants \| Guatemala	0.3 /100 \| #255	Tragic 2.4%