LS variable metadata
Variable: NUC3CDIM
Table: IDMI
Short description: ICD9 nature of injury code for underlying cause of death - first three digits.
Full description:  
Coding notes: 1971-1978:
Blank (Cause of death coded to ICD 8th Revision, see NUCA3BIM)
1979 onwards:
Secondary cause of death or nature of injury code If UCD3CIM = 001-799, NUCA3CDIM is an 'E' (external causes) code If UCD3CIM = 800-999, NUCA3CDIM is an 'N'(nature of injury) code 800-999 = ICD9 'E' codes E800-E999 or ICD9 'N' codes N800-N999 The field is Blank if no 'E' or 'N' code applies
Blank - not coded. See ORCADXIM/ ORCAD3IM.
1993 onwards:
Blank - not coded. See ICD9UIM/ ICD9UFIM/ ICD9SCIM/ ICD9SFIM.
Units of measurement:  
Source: Draft entry for deaths (Form 310): Question 8.
Former name of variable: NUCA3CDIM
Derived: N
Derivation: Not available
Date range: From: 19790101 To: 19931231 
Keyword: Mortality
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), page 343 (death registration draft entry form), page 25 and page 96 (general details), pp. 99-104 (comparability), pp. 141-145 (data quality).