Data
9,960 items of data are available, covering 9,683 participants.
Defined-instances run from 0 to 1, labelled using Instancing 
2.
| 
| Maximum | 13150 |  | Decile 9 | 4973 |  | Decile 8 | 818 |  | Decile 7 | 98 |  | Decile 6 | 36 |  | Median | 21 |  | Decile 4 | 14 |  | Decile 3 | 9 |  | Decile 2 | 4 |  | Decile 1 | 1 |  | Minimum | 1 |  |   | 
There are 2317 distinct values.Mean = 1022.97Std.dev = 2226.4536 items above graph maximum of 9945 | 
2 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
9,423 participants, 9,423 items
| 
| Maximum | 13150 |  | Decile 9 | 4973 |  | Decile 8 | 859 |  | Decile 7 | 100 |  | Decile 6 | 37 |  | Median | 21 |  | Decile 4 | 14 |  | Decile 3 | 9 |  | Decile 2 | 4 |  | Decile 1 | 1 |  | Minimum | 1 |  |   | 
There are 2234 distinct values.Mean = 1030.47Std.dev = 2232.4235 items above graph maximum of 9945 | 
Instance 1 : First repeat assessment visit (2012-13)
537 participants, 537 items
| 
| Maximum | 11644 |  | Decile 9 | 4414.5 |  | Decile 8 | 396.5 |  | Decile 7 | 64.5 |  | Decile 6 | 33 |  | Median | 22 |  | Decile 4 | 16 |  | Decile 3 | 9.5 |  | Decile 2 | 5 |  | Decile 1 | 1 |  | Minimum | 1 |  |   | 
There are 213 distinct values.Mean = 891.399Std.dev = 2114.586 items above graph maximum of 8828 | 
Notes
Measured level of GroEL antigen for H. pylori (Helicobacter pylori).
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