LS variable metadata
Variable: UCDEXDDE
Table: DETH
Short description: ICD9 4th digit of final underlying cause of death (deaths 1979-1992)
Full description:  
Coding notes: Deaths 1971-1978:
Blank. See UCDEXCDE (Cause of death coded to ICD 8th Revision)
Deaths 1979-1992:
0 -9= fourth digit of underlying ICD9 cause of death
'-' = No fourth digit applicable to cause of death code Deaths 1993 onwards:

Coding scheme

-8Not coded (before 19790000 or after 19921231)

Units of measurement:  
Source: Draft entry for deaths (Form 310): Question 8.
Former name of variable: UCADEXDDE
Derived: N
Derivation: Not available
Date range: From: 19790101 To: 19921231 
Keyword: Mortality
Comparable variables for other individuals:  
Comparable variables for other times:  
Restricted: N
Data type: Text
Length of field: 1
Reference 1: See LS Technical Volume (Hattersley and Creeser, 1995) page 343 (death registration draft entry form), page 25 and pp. 96-97 (general details), pp. 101-104 (comparability of data), page 108 and pp. 117-121 (data quality).