Table 1: Summary of studies on EBCT imaging for assessing coronary stent patency.

Author/yearPatients (n)Stents (n)Nonevaluable (%)Sensitivity (%)Specificity (%)PPV (%)NPV (%)

Schmermund et al. 1996 [15]22na9100100100100
Pump et al. 1998 [17]1772857.282.397.677.898.2
Pump et al. 2000 [18]202321478988297
Knollmann et al. 2004 [16]117152*9.34890.167.780.5
Zhou et al. 2005 [19]253588592.97596.5

Total/mean5437937.578.795.780.594.4

na: not available; PPV: positive predictive value; NPV: negative predictive value; *stented segments.