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The Egyptian Heart Journal

Table 3 IVUS data

From: In vivo measurement of stent length by using intravascular ultrasound

Lesion segment

Prestenting

Poststenting

Calcified plaque-media (%)

41 (43.16)

 

Lumen area, mm2

4.33 ± 2.00

7.91 ± 2.48*

Minimal lumen diameter, mm

2.05 ± 0.47

2.91 ± 0.46*

Maximal lumen diameter, mm

2.56 ± 0.57

3.45 ± 0.52*

EEM area, mm2

14.06 ± 4.37

16.84 ± 4.61*

Minimal EEM diameter, mm

3.94 ± 0.17

4.32 ± 0.58*

Maximal EEM diameter, mm

4.52 ± 0.66

4.94 ± 0.68*

Plaque-media area, mm2

9.74 ± 3.76

8.93 ± 3.21†

Proximal reference segment

 Calcified plaque-media (%)

32 (33.68)

 

 Lumen area, mm2

9.03 ± 3.29

8.77 ± 2.99

 EEM area, mm2

17.29 ± 5.05

17.82 ± 5.01†

 Plaque-media area, mm2

8.26 ± 3.37

9.05 ± 3.56*

Distal reference segment

 Calcified plaque-media (%)

41 (43.16)

 

 Lumen area, mm2

6.30 ± 2.07

6.91 ± 2.13*

 EEM area, mm2

11.89 ± 3.84

12.78 ± 3.90*

 Plaque-media area, mm2

5.59 ± 2.93

5.87 ± 2.69

  1. Data are given as mean ± SD or percentage
  2. EEM external elastic membrane
  3. *p < 0.001 (compared with the prestent measurements);
  4. †p < 0.01 (compared with the prestent measurements)
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