Table 1

Summary of included studies and baseline characteristics

StudyCountryMonocentric/multicentricNIHPatients (n)Age (mean, years)Sex, male (%)HTN (%)DM (%)SM (%)DL (%)CAD (%)
Claeys et al 16 BelgiumMulticentricGood949*63.0754717n/an/a12
De Rosa et al 5 ItalyMulticentricGood46565.977n/an/an/an/an/a
Gramegna et al 8 ItalyMonocentricGood4765.6795323264921
Reinstadler et al 1 AustriaMulticentricGood16364.3736320448121
Romaguera et al 17 SpainMulticentricGood91962.880n/an/an/an/an/a
Scholz et al 10 GermanyMulticentricGood171663.87259204029n/a
Trabattoni et al 15 ItalyMonocentricFair34n/an/an/an/an/an/an/a
Wu et al 19 EnglandMulticentricGood17 24665.77239193024n/a
Xiang et al 7 ChinaMulticentricGood28 18962.767n/an/an/an/an/a
Zhang et al 18 ChinaMonocentricGood395n/an/an/an/an/an/an/a
  • NIH: study quality as per the National Institutes of Health (NIH) Quality Assessment Tool.

  • *Claeys et al:16 baseline characteristics of 595 patients were assessed.

  • CAD, coronary artery disease (known); DL, dyslipidaemia; DM, diabetes mellitus; HTN, hypertension (arterial); n/a, not available (data); SM, smoker.