LS variable metadata
Variable: IDAGDCIM
Table: IDFI
Short description: Indefinite age indicator for deceased infant of LS member.
Full description:  
Coding notes: 1971-1992:
1= age at death is indefinite due to not stated day and/or month of birth
2= full date of birth is shown as 'Indefinite' on input to the deaths processing system
3= dates input from NHSCR data (not available for deaths before 1986)
space = age not indefinite
Notes:  
Units of measurement:  
Source: Derived depending upon completeness of answer to Question 5 on draft entry for deaths (Form 310)
Former name of variable: IDAGDCCIM
Derived: Y
Derivation: Not available
Subject:  
Date range:  
Keyword: Age
Classification:  
Comparable variables for other individuals:  
Comparable variables for other times:  
Restricted: N
Data type: Numeric
Length of field: 2
Reference 1: See LS Technical Volume (Hattersley and Creeser, 1995), page 343 (neonatal death certificate and death registration draft entry form), page 25 and page 96 (general details), pp. 99-104 (comparability), pp. 141-145 (data quality).