| HES field name | Electoral ward in 1991 | ||||
|---|---|---|---|---|---|
| Field | ward91 | ||||
| Class | Geographical | ||||
| Length and format | 6a | ||||
| Availability | 1996-99 to 1998-99 | ||||
| Description | |||||
| This field contains the patient's full frozen 1991 Census electoral ward and local authority of residence. It is derived from the patient's postcode in the field homeadd. | |||||
| Value | |||||
6a = Electoral ward |
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| Data cleaning |
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