Table 1 Components of the questionnaire and their sources
From: Investigating socio-economic-demographic determinants of tobacco use in Rawalpindi, Pakistan
Domain | Method | Source |
|---|---|---|
Age | Date of birth. If unavailable, estimation of age with reference to an index event | Modified RISKCORN methodology [11] |
Education | Based on the level of education in Pakistan | As above |
Socio-economic status | Education and income | As above |
Tobacco use & Smoking | Frequency and quantity Duration of exposure Past status Environmental tobacco smoke | As above INTERHEART [12] |