LS variable metadata
Variable: AGEC77
Table: ME71
Short description: Age of mother at birth of youngest child. 1971.
Full description:  
Coding notes: 12..59 years.
-5 = Not stated

Coding scheme

-4No First Birth
-3Aged Over 60

Notes: Values were mistakenly created for women who had not answered the 1971 census question on fertility: where the date of first and subsequent births was blank, the algorithm gave a value of the LS members year of birth +1.
Units of measurement:  
Source: 1971 Census. Questions B2 and B23. Applicability: ever-married women aged under 60 enumerated in private households and traced at the 1971 Census.
Former name of variable: AGEC7
Derived: Y
Derivation: Derived from date of birth and date of birth of youngest child.
Date range:  
Keyword: Fertility
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) pp. 267-270, pp. 33-34.