Data
572,584 items of data are available, covering 492,584 participants.
Defined-instances run from 0 to 3, labelled using Instancing 
2.
Units of measurement are ohms.
| 
| Maximum | 890 |  | Decile 9 | 295 |  | Decile 8 | 278 |  | Decile 7 | 266 |  | Decile 6 | 256 |  | Median | 247 |  | Decile 4 | 238 |  | Decile 3 | 228 |  | Decile 2 | 218 |  | Decile 1 | 203 |  | Minimum | 99 |  |   | 
Mean = 247.974Std.dev = 36.4591132 items below graph minimum of 111388 items above graph maximum of 387 | 
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
491,790 participants, 491,790 items
| 
| Maximum | 890 |  | Decile 9 | 293 |  | Decile 8 | 276 |  | Decile 7 | 265 |  | Decile 6 | 255 |  | Median | 246 |  | Decile 4 | 237 |  | Decile 3 | 228 |  | Decile 2 | 217 |  | Decile 1 | 203 |  | Minimum | 99 |  |   | 
Mean = 246.971Std.dev = 36.0238148 items below graph minimum of 113366 items above graph maximum of 383 | 
Instance 1 : First repeat assessment visit (2012-13)
20,022 participants, 20,022 items
| 
| Maximum | 495 |  | Decile 9 | 295 |  | Decile 8 | 278 |  | Decile 7 | 266 |  | Decile 6 | 256 |  | Median | 247 |  | Decile 4 | 238 |  | Decile 3 | 229 |  | Decile 2 | 218 |  | Decile 1 | 204 |  | Minimum | 104 |  |   | 
Mean = 248.254Std.dev = 35.78875 items below graph minimum of 1139 items above graph maximum of 386 | 
Instance 2 : Imaging visit (2014+)
55,607 participants, 55,607 items
| 
| Maximum | 538 |  | Decile 9 | 306 |  | Decile 8 | 288 |  | Decile 7 | 275 |  | Decile 6 | 264 |  | Median | 254 |  | Decile 4 | 244 |  | Decile 3 | 234 |  | Decile 2 | 223 |  | Decile 1 | 207 |  | Minimum | 102 |  |   | 
Mean = 255.584Std.dev = 39.03894 items below graph minimum of 10823 items above graph maximum of 405 | 
Instance 3 : First repeat imaging visit (2019+)
5,165 participants, 5,165 items
| 
| Maximum | 418 |  | Decile 9 | 312 |  | Decile 8 | 294 |  | Decile 7 | 279 |  | Decile 6 | 269 |  | Median | 259 |  | Decile 4 | 249 |  | Decile 3 | 239 |  | Decile 2 | 227 |  | Decile 1 | 212 |  | Minimum | 115 |  |   | 
Mean = 260.451Std.dev = 39.35742 items above graph maximum of 412 | 
Notes
Body composition estimation by impedance measurement. Impedance of right leg, oh
Measured impedance of right leg. Range 150 - 1200 (ohms) in 1 (ohms) increments.