Review Article

The Effects of Statin Dose, Lipophilicity, and Combination of Statins plus Ezetimibe on Circulating Oxidized Low-Density Lipoprotein Levels: A Systematic Review and Meta-Analysis of Randomized Controlled Trials

Table 1

Characteristics of studies measuring circulating concentrations of oxidized LDL.

Study, yearStudy designFollow-upTreatmentControlClinical outcomePatientsNo. of patients
ox-LDLMDA-LDL

van Tits et al., 2006 [29]Randomized double-blind study2 yearsA 80 mg/dayS 40 mg/daySignificant decrease in plasma level of ox-LDLPatients with heterozygous familial hypercholesterolemia115
Puccetti et al., 2011 [45]Prospective, randomized, double-blind study8 weeksA 20 mg/dayR 10 mg/daySignificant decrease in plasma level of ox-LDLHypercholesterolemic patients60
Tsutamoto et al., 2011 [38]Randomized double-blind open-label study6 monthsA 5 mg/dayR 2.5 mg/daySignificant decrease in plasma level of ox-LDL in the A group but not in the R groupCHF patients with dilated cardiomyopathy63
Aydin et al., 2015 [37]Randomized active-controlled study4 weeksA 80 mg/dayR 20 mg/daySignificant decrease in plasma level of ox-LDLSTEMI90
Altunkeser et al., 2019 [42]Randomized active-controlled study4 weeksA 80 mg/dayR 40 mg/daySignificant decrease in plasma level of ox-LDLACS106
Tunçez et al., 2019 [43]Randomized active-controlled study4 weeksA 80 mg/dayR 40 mg/daySignificant decrease in plasma level of ox-LDLAMI63
Gavazzoni et al., 2017 [36]Single-center, prospective, randomized, blinded open-label study1 monthA 80 mg/dayA 20 mg/daySignificant decrease in plasma level of ox-LDLSTEMI52
Soran et al., 2018 [31]Double-blind randomized study12 monthsA 80 mg/dayA 10 mg/daySignificant decrease in plasma level of ox-LDLT2DM with microalbuminuria or proteinuria119
Huang et al., 2012 [44]Double-blind randomized study12 monthsA 40 mg/dayA 10 mg/daySignificant decrease in plasma level of ox-LDLPatients with ischemic cardiomyopathy95
Tamura et al., 2003 [34]Randomized crossover study8 weeksA 10 mg/dayP 10 mg/daySignificant decrease in plasma level of MDA-LDLHypercholesterolemic patients34
Tsutamoto et al., 2009 [39]Randomized active-controlled study4 monthsS 5 mg/dayR 2.5 mg/daySignificant decrease in plasma level of ox-LDL in the R group but not in the S groupPatients with nonischaemic CHF71
Moutzouri et al., 2013 [30]Prospective, randomized, open-label, blinded endpoint study12 weeksS 40 mg/dayR 10 mg/daySignificant decrease in plasma level of ox-LDLHypercholesterolemic patients100
Significant decrease in plasma level of ox-LDLHypercholesterolemic patients108
Inami et al., 2004 [40]Prospective, randomized active-controlled study12 weeksP 10 mg/dayF 20 mg/daySignificant decrease in plasma level of ox-LDLHypercholesterolemic patients16
Toribio et al., 2017 [32]Double-blind, active-controlled, parallel-group comparative study52 weeksPi 4 mg/dayP 40 mg/daySignificant decrease in plasma level of ox-LDLHIV-infected patients with dyslipidemia192
Pesaro et al., 2012 [33]Randomized, double-blind, active-controlled study6 weeksS 80 mg/daySignificant decrease in plasma level of ox-LDLCAD78
Uemura et al., 2012 [35]Randomized open-label crossover study12 weeksA 20 mg/dayDecrease in plasma level of MDA-LDLAbnormal glucose tolerance and CAD39
Wu et al., 2018 [46]Randomized active-controlled study12 weeksA 40 mg/daySignificant decrease in plasma level of ox-LDLASCVD98
Torimoto et al., 2013 [41]Randomized open-label study12 weeksR 5 mg/daySignificant decrease in plasma level of MDA-LDLT2DM75
Sakuma et al., 2019 [47]Randomized crossover study3 monthsDouble dose of statinSignificant decrease in plasma level of MDA-LDLCAD42
Takase et al., 2017 [48]Multicenter, prospective, randomized, open-label, blinded-end point study6-8 monthsStatin monotherapySignificant change in plasma level of MDA-LDLCAD patients after coronary stenting258

A: atorvastatin; ASCVD: atherosclerotic cardiovascular disease; ACS: acute coronary syndrome; AMI: acute myocardial infarction; CAD: coronary artery disease; CHF: Congestive heart failure; EZ: ezetimibe; F: fluvastatin; MDA-LDL: malondialdehyde modified low-density lipoprotein; ox-LDL: oxidized low-density lipoprotein; P: pravastatin; Pi: pitavastatin; R: rosuvastatin; S: simvastatin; T2DM: type 2 diabetes.