Abstract
Smoking is one of the biggest health problems in indonesia. One of the problems caused by smoking is adecrease in ones cognitive abilities. The number of smokers in indonesia is always increasing from year to year.According to the basic health research (riskesdas) data in 2018, the number of smokers aged over 15 years oldwas 33.8% with the 62.9% of smokers being men and 4.8% of smokers being female. This research aims to analyzehow much influence smoking status has on a persons cognitive abilities. The authors use longitudinal data from the indonesian family life survey (ifls), which follows data from 7,970 individuals aged 15 and over from 2007 (ifls4) to 2014 (ifls 5). Using panel data regression with a random effect model and controlling for socioeconomiccharacteristics and trends effect, the results show that being a smoker has a negative and significant effect on apersons cognitive abilities. The results also show that being a smoker is associated with lower cognitive levels of0.1 standard deviation (sd) compared to nonsmokers. When the smoking status was broken down according tothe level of addiction (namely light, medium, and heavy smokers), the effects of cognitive decline became bigger,respectively 0.08, 0.11, and 0.25 sd.
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