Table 1

Studies evaluating the association between carotid plaque echolucency and risk of ipsilateral stroke

Study (year)Number of patientsMean follow-up (months)Ipsilateral stroke
RR (95% CI)
O’Holleran et al 19 (1987)293465.12 (2.01 to 13.04)
Polak et al 20 (1998)488639.61.96 (1.25 to 2.90)
Mathiesen et al 21 (2001)177363.85 (0.46 to 32.28)
Grønholdt et al 22 (2001)11152.80.87 (0.34 to 2.23)
Nicolaides et al 23 (2005)109237.12.23 (1.28 to 3.87)
Topakian et al 24 (2011)43521.86.61 (1.42 to 30.75)
Silvestrini et al 25 (2013)62127*2.37 (1.14 to 4.92)
Huibers et al 26 (2016)814602.52 (1.20 to 5.25)
  • *Median follow-up.

  • RR, relative risk.