LS variable metadata
Variable: MAOMYRBM
Table: SBSM
Short description: Age of sample mother at marriage (years).
Full description:  
Coding notes: 1971-1985:
15-55 = Age at marriage
space= Birth outside marriage
1986 onwards:
11-55 = Age at marriage (15-55 if mother's birthplace is UK)
space= Birth outside marriage
Note: 1971-1985:
Calculated using duration of marriage and age of mother at birth of child, both of which might have been imputed If nothing has been imputed, age at marriage is calculated using date of birth of mother and date of marriage. 1986-1989: Calculated using date of birth of mother and date of marriage If age of mother is stated or imputed, instead of date of birth, age at marriage is calculated by subtracting duration of marriage from age at maternity 1990: Calculated using date of birth of mother and date of marriage If age of mother is stated or imputed because year of birth of mother is not stated, age at marriage is calculated by subtracting duration of marriage from age at maternity.
Notes:  
Units of measurement:  
Source: Draft entry for stillbirths (Form 308): derived from confidential particulars Questions 2 and 3
Former name of variable: MAOMYRBBM
Derived: N
Derivation: Not available
Subject:  
Date range:  
Keyword: Age Marital
Classification:  
Comparable variables for other individuals:  
Comparable variables for other times:  
Restricted: N
Data type: Text
Length of field: 2
Reference 1: See LS Technical Volume (Hattersley and Creeser, 1995), page 342 (stillbirth registration draft entry form), page 25 and pp. 95-96 (general details), pp. 99-101 and page 103 (comparability), page 108 and pp. 125-136 (data quality).