LS variable metadata
Variable: NHSDHIR
Table: IMMG
Short description: NHS DHA code
Full description:  
Coding notes: 1987-1990: First character of DHA code used by NHS See events appendix 5 1991: Spaces - records supplied with FHSA cypher
Notes: This is a new variable formed by merging NHSDH1IR, NHSDH2IR & NHSDH3IR, as part of the data transfer from ICL to Model 204 environment. See also program specifications sheet 2 4 2 1 - 2 4 2 5
Units of measurement:  
Source: Information received by NHSCR for immigrants and re-entrants to the NHS
Former name of variable: NHSDHA1EIR,NHSDH1IR, NHSDH2IR, NHSDH3IR
Derived: N
Derivation: Not available
Date range:  
Keyword: Geog
Comparable variables for other individuals:  
Comparable variables for other times:  
Restricted: N
Data type: Text
Length of field: 3
Reference 1: See LS Technical Volume (Hattersley and Creeser, 1995), pp. 24-25 and page 97 (general details), page 108, pp. 114-117 (data quality).
Reference 2: Events Appendix 5