Fig 1.
PRISMA diagram of the literature screening process.
Numbers indicate the article count retained at each step of the process.
Fig 2.
a: Prevalence of diabetes mellitus in Bangladesh; b: Prevalence of hypertension in Bangladesh; c: Prevalence of dyslipidemia in Bangladesh; d: Prevalence of smoking in Bangladesh (according to gender); e: Prevalence of smoking in Bangladesh (according to study places).
Table 1.
Quality assessment of the studies and area wise distribution of the published papers.