LS variable metadata
Variable: MAMTBBF
Table: LBSF
Short description: Month of current marriage recorded at registration of birth to sample father.
Full description:  
Coding notes: 1971-1985:
01-12 = January-December
space= Birth outside marriage If year of marriage is imputed then month of marriage is set to January or July
1986 onwards:
As above but January or July substituted if year but not month stated
Notes: Only births to sample fathers in 1971-78 and 1981 were linked to the LS
Units of measurement:  
Source: Draft entry for Births (Form 309) or draft entry for stillbirths (Form 308): confidential particulars Question 3
Former name of variable:  
Derived: N
Derivation: Not available
Subject:  
Date range:  
Keyword: Marital
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) p342 (live birth registration draft entry form),p345 (record of live birth form),pp24-25,pp95-96,p108 (general details), pp99-101 (comparability of data), p108 & p136 (data quality).