Table 4

Morphometric analysis at four and 12 weeks after implantation of the coated and non-coated stents

Lumen area (mm2) Neointimal area4-150(mm2) Media area (mm2) Neointimal thickness at stent struts4-150 (mm) Media thickness at stent struts (mm) Neointimal thickness between stent struts (mm) Media thickness between stent struts (mm)
4 weeks
 Coated (n = 7)5.76 (1.63)1.71 (0.67)1.46 (0.55)0.24 (0.09)0.09 (0.04)0.18 (0.08)0.13 (0.03)
 Non-coated (n = 6)6.82 (2.27)1.81 (0.99)1.24 (0.11)0.25 (0.13)0.08 (0.02)0.18 (0.13)0.13 (0.02)
12 weeks
 Coated (n = 8)5.89 (1.37)2.22 (1.54)1.18 (0.29)0.32 (0.22)0.06 (0.02)0.23 (0.18)0.12 (0.04)
 n = 61.38 (0.54)4-151 0.20 (0.08)4-151 0.14 (0.07)4-151
 Non-coated (n = 8)6.16 (1.79)1.41 (0.77)1.13 (0.15)0.22 (0.12)0.06 (0.01)0.15 (0.11)0.12 (0.02)
 n = 71.19 (0.48)4-151 0.19 (0.07)4-151 0.12 (0.06)4-151

  • Data presented as mean (SD);

  • ↵4-150 including area occupied by the stent strut;

  • ↵4-151 data when aberrant results caused by rupture of external elastic lamina and excessive inflammatory reaction have been excluded.