Age of respondent in this qu aire. The f
Sex of respondent from household grid. O
Health Board
carstair's index - quintiles
(D) Cigarette Smoking Status - Never/Ex-reg/Ex-occ/Current
(D) Cigarette Smoking Status - Banded current smokers
social class (adult respondent)
Weight variable
weight grossed to population totals
no from order in region carstairs sequence
month address issued
quarter adress issued
stratum no within region
unique stratum no including regional id