Data
179,809 items of data are available, covering 66,214 participants.
Defined-instances run from 0 to 1, labelled using Instancing
2.
Array indices run from 0 to 5.
| Maximum | 85.2 |
| Decile 9 | 4.4 |
| Decile 8 | 3.6 |
| Decile 7 | 3.1 |
| Decile 6 | 2.7 |
| Median | 2.3 |
| Decile 4 | 2 |
| Decile 3 | 1.7 |
| Decile 2 | 1.4 |
| Decile 1 | 1 |
| Minimum | 0 |
|
|
- Mean = 2.60132
- Std.dev = 1.68967
- 1716 items above graph maximum of 7.8
|
2 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
58,696 participants, 156,199 items
| Maximum | 71.6 |
| Decile 9 | 4.4 |
| Decile 8 | 3.6 |
| Decile 7 | 3 |
| Decile 6 | 2.6 |
| Median | 2.3 |
| Decile 4 | 2 |
| Decile 3 | 1.7 |
| Decile 2 | 1.4 |
| Decile 1 | 1 |
| Minimum | 0 |
|
|
- Mean = 2.5844
- Std.dev = 1.67719
- 1418 items above graph maximum of 7.8
|
Instance 1 : First repeat assessment visit (2012-13)
8,839 participants, 23,610 items
| Maximum | 85.2 |
| Decile 9 | 4.6 |
| Decile 8 | 3.7 |
| Decile 7 | 3.2 |
| Decile 6 | 2.8 |
| Median | 2.4 |
| Decile 4 | 2.1 |
| Decile 3 | 1.8 |
| Decile 2 | 1.4 |
| Decile 1 | 1 |
| Minimum | 0 |
|
|
- Mean = 2.71324
- Std.dev = 1.76595
- 238 items above graph maximum of 8.2
|
Notes
This is the regularity index as part of the keratometry result taken at 6mm for the left eye
1 Related Data-Field
| Field ID | Description | Relationship |
|---|
| 5161 | 6mm regularity index (right) | Current Field is the opposite-side complement to Field 5161 |
