LS variable metadata
Variable: MOBIYRBM
Table: SBSM
Short description: Year of birth (where discrepant) of sample mother.
Full description:  
Coding notes: Year, in full 4-digit numeric form.
-9 = not discrepant
Notes: MOBIYRBM will only appear if any or all of the component parts of the quoted date of birth ie year, month or day, are discrepant with the date of birth held on the LS member's core record.
Units of measurement:  
Source: Draft entry for stillbirths (Form 308): confidential particulars Question 2
Former name of variable: MOBIYRFBM
Derived: N
Derivation: Not available
Subject:  
Date range:  
Keyword: Age
Classification:  
Comparable variables for other individuals:  
Comparable variables for other times:  
Restricted: N
Data type: Text
Length of field: 4
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).
Reference 2: See also DOBBIN & DOBD001 described on LS member's core record, file CORE1 & program specification sheets 2 4 3 1 - 2 4 3