South African vs Trinidadian and Tobagonian Vision Disability
COMPARE
South African
Trinidadian and Tobagonian
Vision Disability
Vision Disability Comparison
South Africans
Trinidadians and Tobagonians
2.1%
VISION DISABILITY
69.8/ 100
METRIC RATING
159th/ 347
METRIC RANK
2.2%
VISION DISABILITY
8.2/ 100
METRIC RATING
214th/ 347
METRIC RANK
South African vs Trinidadian and Tobagonian Vision Disability Correlation Chart
The statistical analysis conducted on geographies consisting of 182,556,547 people shows a poor negative correlation between the proportion of South Africans and percentage of population with vision disability in the United States with a correlation coefficient (R) of -0.197 and weighted average of 2.1%. Similarly, the statistical analysis conducted on geographies consisting of 219,745,653 people shows a mild negative correlation between the proportion of Trinidadians and Tobagonians and percentage of population with vision disability in the United States with a correlation coefficient (R) of -0.346 and weighted average of 2.2%, a difference of 5.2%.
Vision Disability Correlation Summary
| Measurement | South African | Trinidadian and Tobagonian |
| Minimum | 0.42% | 0.49% |
| Maximum | 5.4% | 4.1% |
| Range | 5.0% | 3.6% |
| Mean | 2.1% | 2.1% |
| Median | 2.0% | 2.2% |
| Interquartile 25% (IQ1) | 1.8% | 1.5% |
| Interquartile 75% (IQ3) | 2.6% | 2.4% |
| Interquartile Range (IQR) | 0.79% | 0.92% |
| Standard Deviation (Sample) | 1.0% | 0.75% |
| Standard Deviation (Population) | 1.0% | 0.74% |
Similar Demographics by Vision Disability
Demographics Similar to South Africans by Vision Disability
In terms of vision disability, the demographic groups most similar to South Africans are Immigrants from Uzbekistan (2.1%, a difference of 0.010%), Serbian (2.1%, a difference of 0.030%), Austrian (2.1%, a difference of 0.060%), Pakistani (2.1%, a difference of 0.14%), and Iraqi (2.1%, a difference of 0.15%).
| Demographics | Rating | Rank | Vision Disability |
| Immigrants | Southern Europe | 74.6 /100 | #152 | Good 2.1% |
| Immigrants | South America | 73.8 /100 | #153 | Good 2.1% |
| Slovenes | 73.6 /100 | #154 | Good 2.1% |
| Immigrants | Colombia | 72.1 /100 | #155 | Good 2.1% |
| Pakistanis | 71.6 /100 | #156 | Good 2.1% |
| Serbians | 70.2 /100 | #157 | Good 2.1% |
| Immigrants | Uzbekistan | 69.9 /100 | #158 | Good 2.1% |
| South Africans | 69.8 /100 | #159 | Good 2.1% |
| Austrians | 69.0 /100 | #160 | Good 2.1% |
| Iraqis | 67.7 /100 | #161 | Good 2.1% |
| Hungarians | 67.4 /100 | #162 | Good 2.1% |
| Icelanders | 66.1 /100 | #163 | Good 2.1% |
| Immigrants | Bangladesh | 65.5 /100 | #164 | Good 2.1% |
| Immigrants | Iraq | 64.8 /100 | #165 | Good 2.1% |
| Immigrants | England | 62.8 /100 | #166 | Good 2.1% |
Demographics Similar to Trinidadians and Tobagonians by Vision Disability
In terms of vision disability, the demographic groups most similar to Trinidadians and Tobagonians are Immigrants from Ghana (2.2%, a difference of 0.13%), Bermudan (2.2%, a difference of 0.14%), Nigerian (2.3%, a difference of 0.21%), Indonesian (2.2%, a difference of 0.23%), and Immigrants from Trinidad and Tobago (2.3%, a difference of 0.50%).
| Demographics | Rating | Rank | Vision Disability |
| Immigrants | Nigeria | 13.5 /100 | #207 | Poor 2.2% |
| Germans | 13.4 /100 | #208 | Poor 2.2% |
| 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% |