“…The studies were conducted in the United States, Turkey, Canada, Germany, Egypt, Austria, Poland, Estonia, Finland, Greece, Australia, Norway, Mexico, Sweden, Serbia, and the Netherlands between 2002 and 2017. Twenty studies included cIMT as outcome, 11,12,14,[19][20][21][22][23][24][25][26][27][28][29][30][31][32][33][34][35] and four included carotid-femoral PWV as outcome. 13,14,36,37 The characteristics of all 23 studies used for the systematic review are summarized in Table 1.…”