IJCS | Volume 32, Nº2, March/April 2019

167 Figure 1 - Flow chart for selection of eligible studies. articles articles added Number of articles after duplicates were removed (n = 256) Articles excluded based on basis of initial abstract review (n=200) No outcome of interest reported (n=9) No age cut-off of 40-45 years (n=4) Lei & Bin Differences of risk factors in young AMI patients Int J Cardiovasc Sci. 2019;32(2)163-176 Review Article