Explanatory independent variables The explanatory variables included key demographic and socioeconomic characteristics: age (1524, 2534, 3544, and 45 years), sex (male, female), residence (urban, rural), education level (re-categorized into four categories of no formal education, primary or lower including those with any formal education up to completing primary school, secondary or lower including those continued education into secondary or high school up to graduation from high school, and higher education including any formal education after high school), employment status (recategorized into two categories of employed including any type of employment and unemployed/other including unemployed, homemaker, student, retired, and other), and Wealth index (low, medium, high) 21
Assessing cerebral tissue perfusion Check rapid changes or continued shifts in mental status
As referenced, attached to a tube is a filter
Dimensions: 1869 x 1338 px | 31.6 x 22.7 cm | 12.5 x 8.9 inches | 150dpi Date taken: 2004 Photographer: Asmik Ace/Smokescreen Inc
Quitting smoking can take time
