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Table 4 Comparison of OCT between baseline and five-year follow-up (N = 14)

From: Bioresorbable scaffold implantation in STEMI patients: 5 years imaging subanalysis of PRAGUE-19 study

OCT parameter (mean ± SD)Baseline5 yearsP-valuea
Proximal reference area (mm2)7.69 ± 1.707.76 ± 1.930.79
Proximal reference diameter (mm)3.10 ± 0.353.12 ± 0.410.75
Distal reference area (mm2)5.61 ± 2.156.20 ± 2.770.28
Distal reference diameter (mm)2.61 ± 0.522.74 ± 0.610.25
Scaffold/lumen mean area (mm2)8.46 ± 1.557.9 ± 2.120.13
Scaffold/ lumen mean diameter (mm)3.25 ± 0.303.22 ± 0.490.73
Minimal lumen area (mm2)5.23 ± 1.85
Minimal lumen diameter (mm)2.56 ± 0.41
Stent length per OCT (mm)21.96 ± 8.3922.60 ± 10.630.6
Mean number of frames21.43 ± 8.8822.93 ± 11.010.31
Mean number of struts190.21 ± 86.910
Mean number of struts per frame8.83 ± 1.080
  1. OCT optical coherence tomography, SD standard deviation
  2. aPaired t-test