LS variable metadata
Variable: NHSDHNB
Table: NBIR
Short description: NHS DHA code (part of expanded area code)
Full description:  
Coding notes: (1987 onwards): A01-W86 See Events appendix 5

Coding scheme

-8Not coded (before 19870101 or after 19921231)

Notes: This is a new variable formed by merging NHSDH1NB, NHSDH2NB & NHSDH3NB as part of the data transfer from ICL to Model 204 environment See also program specifications sheet 2 4 1 1 -2 4 1 4
Units of measurement:  
Source: Draft entry for births, Form 309, Question 10 Applies if year of birth is greater than 1986
Former name of variable: NHSDH1NB, NHSDH2NB, NHSDH3NB
Derived: N
Derivation: Not available
Date range: From: 19870101 To: 19921231 
Keyword: Geog
Comparable variables for other individuals:  
Comparable variables for other times:  
Restricted: N
Data type: Text
Length of field: 3
Reference 1: Events Appendix 5
Reference 2: See LS Technical Volume (Hattersley and Creeser, 1995) p342 (live birth registration draft entry form), p345 (record of live birth form), pp24-25, pp94-95 (general details), pp99-101 (comparability of data), pp109-115 (data quality).