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Table 2 Comparison of CMR measurements in patients with surgical repair and endovascular stent implantation

From: Aortic elasticity after aortic coarctation relief: comparison of surgical and interventional therapy by cardiovascular magnetic resonance imaging

CMR data

Surgery, N = 32

Stent, N = 18

p-value

CI (95)a

LVEDVi (ml/m2)

73.5 (55.4–102.3)

78.7 (60.8–129.6)

0.04

− 13.8 - -0.06

LVESVi (ml/m2)

26.3 (18.2–37.6)

26.5 (20.0–51.7)

0.41

−6.62 – 2.22

LVSVi (ml/m2)

46.7 (35.1–70.6)

51.7 (36.6–77.9)

0.03

− 9.42 - -0.98

LVEF (%)

64.3 (55.1–75.9)

65.9 (56.1–70.7)

0.64

−3.62 – 2.63

LVmass index (g/m2)

57.7 (31.8–75.8)

60.2 (28.1–116.5)

0.23

−17.6 – 3.19

RVEDVi (ml/m2)

74.0 (51.7–109.8)

75.8 (55.4–111.4)

0.59

−8.73 – 5.62

RVESVi (ml/m2)

28.7 (17.1–55.4)

30.9 (19.3–48.2)

0.92

− 5.05 – 5.65

RVSVi (ml/m2)

43.4 (26.5–68.4)

47.3 (9.8–68.5)

0.21

− 7.82 – 3.15

RVEF (%)

60.9 (34.3–69.9)

61.3 (16.9–73.3)

0.59

−5.63 – 3.41

RVmass index (g/m2)

22.1 (15.1–59.1)

24.9 (14.0–51.2)

0.51

− 5.09 – 2.67

LAmax (ml/m2)

30.8 ± 8.7

35.5 ± 7.2

0.06

−9.61 – 0.26

LAmin (ml/m2)

17.0 ± 6.0

19.0 ± 5.7

0.27

−5.52 – 1.60

LAac (ml/m2)

21.8 ± 6.4

22.9 ± 5.1

0.54

−4,70 – 2.49

LAtotemp (ml/m2)

13.8 ± 5.5

16.5 ± 5.0

0.1

− 5.93 – 0.50

LApassemp (ml/m2)

9.0 ± 4.1

12.5 ± 3.9

0.01

−6.04 – − 1.09

LAcontractile (ml/m2)

4.8 ± 2.9

4.0 ± 4.6

0.43

−1.28 – 2.98

LAEFreserve (%)

43.9 ± 12.7

46.6 ± 12.3

0.48

− 10.3 – 4.89

LAEFpassiv (%)

28.2 ± 10.6

35.2 ± 7.5

0.02

−12.8 – − 1.16

LAEFcontractile (%)

47.6 ± 20.7

48.1 ± 18.3

0.93

− 12.6 – 11.51

Distensibility (10− 3 mmHg− 1)

- Aortic root

4.9 ± 2.6

5.4 ± 3.7

0.64

−2.23 – 1.37

- AAo

6.8 ± 4.7

6.0 ± 3.2

0.51

−1.68 – 3.33

- Aortic arch

6.0 ± 3.0

6.2 ± 2.7

0.80

−1.92 – 1.49

- Isthmus

5.1 ± 3.3

4.8 ± 2.6

0.84

− 1.63 – 1.99

- Proximal DAo

5.0 ± 2.5

5.0 ± 2.1

0.89

− 1.31 – 1.50

- DAo at diaphragm

7.4 ± 3.9

6.3 ± 2.5

0.28

− 0.92 – 3.13

PWV (m/s)2

- Aortic arch

3.8 (2.0–10.0)

4.2 (1.9–7.7)

0.63

 

- DAo

4.4 (2.5–107.3)

4.4 (3.3–14.0)

0.34

 
  1. Values are mean ± standard deviation or median with range. P values of < 0.005 were indicated as statistically significant
  2. AAo Ascending aorta, CI Confidence interval, Dao Descending aorta, LV Left ventricle, LVEF Left ventricular ejection fraction, LVSVi Left ventricular stroke volume index, LVEDVi Left ventricular end-diastolic volume index, LVESVi Left ventricular end-systolic volume index, LAmax Maximal left atrial volume, LAmin Minimal left atrial volume, LAac left atrial volume just before atrial contraction, LAcontr LA contractile volume, LAEFContractile Left atrial contractile emptying function, LAEFPassive Left atrial passive emptying function, LAEFReservoir Left atrial reservoir emptying function, LApassemp LA passive emptying volume, PWV Pulse wave velocity, LAtotemp LA total emptying volume, RV Right ventricle
  3. aConfidence intervals are based on the Hodges-Lehman method [23]
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BMC Cardiovascular Disorders

ISSN: 1471-2261

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