Data
22,354 items of data are available, covering 16,630 participants.
Some values have special meanings defined by Data-Coding 
218.
Array indices run from 0 to 4.
Units of measurement are weeks.
| 
| Maximum | 49 |  | Decile 9 | 41 |  | Decile 8 | 41 |  | Decile 7 | 40 |  | Decile 6 | 40 |  | Median | 40 |  | Decile 4 | 39 |  | Decile 3 | 39 |  | Decile 2 | 38 |  | Decile 1 | 37 |  | Minimum | 2 |  |   | 
There are 40 distinct values.Mean = 38.8381Std.dev = 3.75907366 items below graph minimum of 334 items above graph maximum of 4510807 items have value 99 (Not known) | 
Notes
This is the number of weeks completed gestation, based upon an average 40 week gestation. 
This field corresponds to the field GESTAT on the HESIN_DELIVERY table; see the Inpatient Data Dictionary (Resource 141140) in Category 2000 for information about the HESIN_DELIVERY table. 
In order to conduct detailed analyses of this data using the source information, researchers will need to gain access to the HESIN_ DELIVERY and HESIN tables by adding Field 41264 and Field 41259 to their basket.
Coding 218 defines 1 special value:
- 99 represents "Not known"
0 Related Data-Fields
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0 Resources
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