Table 4: Summary of studies on 64-slice DSCT and 320-slice CT for assessing coronary stents.

Author/yearPatients (n)Stents (n)Scanner typeNon evaluable (%)Sensitivity (%)Specificity (%)PPV (%)NPV (%)

Oncel et al. 2008 [60]354864 DSCT151009489100
Pugliese et al. 2008 [88]10017864 DSCT594927798
Pflederer et al. 2009 [89]11215064 DSCT1084957397
Zhao et al. 2011 [90]30 (gating)5664 DSCT12.594877797
30 (triggering)5964 DSCT13.61008468100
Veselka et al. 2011 [91]343464 DSCT01007418100
Zhang et al. 2012 [92]5011564 DSCT069.291.25095.9
De Graaf et al. 2010 [93]5389320 MSCT892834698

Total/mean444729894.987.062.398.6

PPV: positive predictive value; NPV: negative predictive value.