British vs South African Vision Disability
COMPARE
British
 South African
 Vision Disability
Vision Disability Comparison
British
South Africans
2.2%
VISION DISABILITY
25.1/ 100
METRIC RATING
193rd/ 347
METRIC RANK
2.1%
VISION DISABILITY
69.8/ 100
METRIC RATING
159th/ 347
METRIC RANK
British vs South African Vision Disability Correlation Chart
The statistical analysis conducted on geographies consisting of 530,471,861 people shows a moderate positive correlation between the proportion of British and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.414 and weighted average of 2.2%. Similarly, 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%, a difference of 3.1%.
 
Vision Disability Correlation Summary
| Measurement | British | South African | 
| Minimum | 0.53% | 0.42% | 
| Maximum | 64.6% | 5.4% | 
| Range | 64.1% | 5.0% | 
| Mean | 7.1% | 2.1% | 
| Median | 3.0% | 2.0% | 
| Interquartile 25% (IQ1) | 2.2% | 1.8% | 
| Interquartile 75% (IQ3) | 6.6% | 2.6% | 
| Interquartile Range (IQR) | 4.5% | 0.79% | 
| Standard Deviation (Sample) | 10.8% | 1.0% | 
| Standard Deviation (Population) | 10.7% | 1.0% | 
Similar Demographics by Vision Disability
Demographics Similar to British by Vision Disability
In terms of vision disability, the demographic groups most similar to British are European (2.2%, a difference of 0.050%), Canadian (2.2%, a difference of 0.060%), Immigrants from Costa Rica (2.2%, a difference of 0.080%), Immigrants from Barbados (2.2%, a difference of 0.090%), and Immigrants (2.2%, a difference of 0.11%).
| Demographics | Rating | Rank | Vision Disability | 
| 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%  | 
| Ghanaians | 21.8 /100 | #197  | Fair 2.2%  | 
| Czechoslovakians | 21.6 /100 | #198  | Fair 2.2%  | 
| Immigrants | El Salvador | 21.0 /100 | #199  | Fair 2.2%  | 
| Immigrants | Thailand | 20.1 /100 | #200  | Fair 2.2%  | 
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%  |