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Table 2 Comparison between MACE and non-MACE groups regarding echocardiographic parameters

From: Prognostic value of right ventricular diastolic dysfunction in patients with inferior ST-elevated myocardial infarction

 

Total (n = 60)

Follow up for MACE

Test of sig.

p

Absent (n = 55)

Present (n = 5)

LVEF (%)

     

  Mean ± SD

45.5 ± 7.5

46.1 ± 7.2

38.4 ± 7.4

t = 2.271*

0.027*

  Median (Min.–Max)

45 (25–58)

46 (25–58)

35 (30–48)

  

RV

     

  ESA (cm2)

     

    Mean ± SD

12 ± 3.5

11.7 ± 3.3

15 ± 4.6

t = 2.028*

0.047*

    Median (Min.–Max)

11 (6–20)

11 (6–20)

15 (8–20)

  

  EDA (cm2)

     

    Mean ± SD

18.9 ± 3.9

18.7 ± 3.8

21.2 ± 4.8

t = 1.386

0.171

    Median (Min.–Max)

18 (10–29)

18 (10–29)

20 (15–27)

  

  FAC (%)

     

    Mean ± SD

37.2 ± 7.4

37.9 ± 7

29 ± 7.3

t = 2.726*

0.008*

    Median (Min.–Max)

39.5 (20–50)

40 (20–50)

25 (23–40)

  

TAPSE (cm)

     

  Mean ± SD

1.67 ± 0.27

1.7 ± 0.3

1.6 ± 0.4

t = 0.963

0.340

  Median (Min.–Max)

1.7(1–2.2)

1.7 (1–2.2)

1.5 (1.2–2.2)

  

RV WMA

     

  Absent

20 (33.3%)

19 (34.5%)

1 (20.0%)

χ2 = 0.436

FEp = 0.656

  Present

40 (66.7%)

36 (65.5%)

4 (80.0%)

  

E Vel (cm/sec)

     

  Mean ± SD

49.2 ± 11.7

48.8 ± 11.6

54.2 ± 12.4

t = 0.991

0.326

  Median (Min.–Max)

50 (24–76)

50 (24–76)

52 (40–74)

  

DT (ms)

     

  Mean ± SD

195.9 ± 41.61

196.8 ± 41.3

186 ± 48.7

t = 0.552

0.583

  Median (Min.–Max)

190 (100–300)

190 (130–300)

203 (100–220)

  

A Vel (cm/sec)

     

  Mean ± SD

42.2 ± 11.4

42.5 ± 11.5

38 ± 10.8

t = 0.757

0.452

  Median (Min.–Max)

4 2 (22–70)

41.5 (25–70)

42.5 (22–45)

  

E/A

   

U = 86.50

0.524

  Mean ± SD

1.2 ± 0.47

1.2 ± 0.5

1.4 ± 0.7

  

  Median (Min.–Max)

1.2 (0.5–2.5)

1.2 (0.5–2.1)

1.2 (0.9–2.5)

  

E′ vel (cm/sec)

     

  Mean ± SD

7.8 ± 2.1

8 ± 2.1

6.1 ± 0.8

t = 1.959

0.055

  Median (Min.–Max)

7.3 (5–14)

7.5 (5–14)

6 (5.5–7.5)

  

A′ vel (cm/sec)

     

  Mean ± SD

11.2 ± 3

11.3 ± 3

9.8 ± 1.3

t = 0.977

0.333

  Median (Min.–Max)

1 1(6–20)

11 (6–20)

10 (8–11)

  

s′ velocity (cm/sec)

     

  Mean ± SD

10.8 ± 1.8

10.9 ± 1.8

9.7 ± 1.5

t = 1.384

0.172

  Median (Min.–Max)

10.8 (5.8–14.6)

11 (5.8–14.6)

9.5 (8–12)

  

E/E′

     

  Mean ± SD

6.6 ± 2

6.4 ± 1.8

8.8 ± 2.7

t = 2.782*

0.007*

  Median (Min.–Max)

6.5 (3.2–13.4)

6.1 (3.2–12)

8 (6.6–13.4)

  

IVC Diameter (cm)

     

  Mean ± SD

1.8 ± 0.3

1.8 ± 0.3

2 ± 0.1

t = 1.203

0.234

  Median (Min.–Max)

1.8 (1–2.5)

1.8 (1–2.5)

2 (1.8–2.1)

  

IVC Collapsibility index > 50%

58 (96.7%)

54 (98.2%)

4 (80%)

χ2 = 2.168

0.03*

SPAP (mmHg)

     

  Mean ± SD

21.3 ± 8

21.2 ± 8.3

22.6 ± 3.9

t = 0.378

0.707

  Median (Min.–Max)

20 (10–50)

20 (10–50)

25 (16–25)

  
  1. SD, Standard deviation; t, Student t-test; U, Mann Whitney test; χ2, Chi square test; p, p value for comparing between the studied groups
  2. *Statistically significant at p ≤ 0.05