Skip to main content

Table 2 Stent types and characters by groups

From: Longitudinal stent elongation or shortening after deployment in the coronary arteries: which is dominant?

 

Elongated stents (n = 69, 67.6%)

Shortened stents (n = 16, 15.7%)

Unchanged stents (n = 17, 16.7%)

p value

Stent type, %

   

0.01

 DES

38 (55.1%)

4 (25%)

3 (17.6%)

 

 BMS

31 (44.9%)

12 (75%)

14 (82.4%)

 

Stent box-stated length, mm

   

0.34

 Less than 20mm

45 (65.2%)

10 (62.5%)

14 (82.4%)

 

 More than 20mm

24 (34.8%)

6 (37.5%)

3 (17.6%)

 

Stent diameter, mm

3.0 (3.0–3.0)

3.0 (3.0–4.0)

4.0 (3.0–4.0)*

0.01

Stent strut thickness, micro

81.0 (81.0–91.0)

81.0 (81.0–88.5)

81.0 (81.0–86.0)

0.69

Stent metal/artery ratio

19.0 (14.1–19.9)

19.0 (19.0–19.9)

19.0 (19.0–19.5)

0.81

Stent recoil (%)

4.0 (3.0–4.9)

4.0 (3.0–4.0)

4.0 (3.5–4.0)

0.94

  1. Data provided as number (%) or median (IQR)
  2. BMS bare-metal stents, DES drug-eluting stents
  3. *p=0.002, compared to the elongated group