Review Article

Prognostic Role of Elevated Myeloperoxidase in Patients with Acute Coronary Syndrome: A Systemic Review and Meta-Analysis

Table 2

Sample collection methods and time of sample collection in relation to onset of chest pain/hospital admission of the included studies.

Apple et al. [31]Baldus et al. [34]Brugger-Andersen et al. [30]Cavusoglu et al. [38]Chang et al. [28]Eggers et al. [9]Kaya et al. [10]Koch et al. [26]Mocatta et al. [27]Morrow et al. [39]Rahman et al. [32]Scirica et al. [29]

Sample collection methodHeparin-containing tubesNRCitrate-anticoagulated tubesNRNREDTA-anticoagulated tubesNREDTA-anticoagulated tubesEDTA-anticoagulated tubesCitrate-anticoagulated tubesNREDTA-anticoagulated tubes
Time of sample collectionWithin 3.1 hours from the onset of symptomsWithin 8.7 hours from the onset of symptomsWithin 4-6 days from the onset of symptoms≥12 hours after hospital admissionAt hospital admissionAfter 0.8 hour from hospital admissionWithin 6 hours of the onset of symptomsAfter 26.1 hours from hospital admissionFrom 24 to 96 hours after hospital admissionNRNRNR

Oemrawsingh et al. is a longer follow-up report of Baldus et al.’s study; the study’s subjects received heparin before blood samples were withdrawn.