2.6 Serum hs-cTnT measurement
Hs-cTnT levels were measured using the Elecsys 2010 (Roche Diagnostics, Indianapolis, Indiana) at a dedicated core laboratory. According to the manufacturer, the 99th-percentile cut-off point for hs-cTnT is 0.014 µg/l, and a coefficient of variation of <10% is achieved at 0.013 µg/l.20