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20,701 items of data are available, covering 16,655 participants. Some values have special meanings defined by Data-Coding 222. Array indices run from 0 to 5.
There are 14 distinct values.
Mean = 1.41991
Std.dev = 1.52611
95 items above graph maximum of 6
13397 items have value 99 (Not known)
Counts of participants/items last updated 23 Oct 2021.
This field is a summary of the number of previous pregnancies a participant has had recorded in their hospital inpatient records.
This field corresponds to the field NUMPREG on the HESIN_MATERNITY table; see the Inpatient Data Dictionary (Resource 141140) in Category 2000 for information about the HESIN_MATERNITY table.
In order to conduct detailed analyses of this data using the source information, researchers will need to gain access to the HESIN_MATERNITY and HESIN tables by adding Field 41261 and Field 41259 to their basket.