Table 4.
Quantitative IVUS data in SES vs. PES group.
| SES (68 Stents, 1068 Segments) |
PES (31 Stents, 485 Segments) |
p Value SES vs. PES |
|||||
|---|---|---|---|---|---|---|---|
| Baseline | Follow-up | p Value | Baseline | Follow-up | p Value | ||
| Vessel area, mm2 | 17.15 (14.13–20.90) | 17.81 (14.53–21.70) | <0.001 | 16.35 (13.84–20.71) | 17.37 (14.98–20.85) | <0.001 | 0.15 |
| Stent area, mm2 | 8.51 (7.07–10.07) | 8.78 (7.20–10.52) | <0.001 | 8.34 (6.71–9.88) | 8.58 (7.09–10.08) | <0.001 | 0.63 |
| Lumen area, mm2 | 8.51 (7.07–10.07) | 8.69 (6.99–10.31) | <0.001 | 8.34 (6.71–9.88) | 7.74 (6.14–8.98) | <0.001 | <0.001 |
| PBS area, mm2 | 8.75 (6.52–10.96) | 9.53 (7.42–12.15) | <0.001 | 8.01 (5.79–11.11) | 9.01 (6.99–11.22) | <0.001 | 0.13 |
| Neointimal area, mm2 | 0.00 (0.00–0.00) | 0.43 (0.15–1.39) | <0.001 | ||||
| Total plaque areaa, mm2 | 8.75 (6.52–10.96) | 9.22 (7.17–11.39) | <0.001 | 8.01 (5.79–11.11) | 9.71 (7.74–12.57) | <0.001 | <0.001 |
Data are median and interquartile range.
a
Represents the sum of PBS and neointimal areas.
IVUS: intravascular ultrasound; PBS: plaque behind the stent; PES: paclitaxel-eluting stent; ES: sirolimus-eluting stent.