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Table 2 Conventional TTE results among three groups

From: Left atrial morpho-functional remodeling in atrial fibrillation assessed by three dimensional speckle tracking echocardiography and its value in atrial fibrillation screening

Parameters

Control

PAF

Per-AF

p

n = 59

n = 139

n = 109

LVEDD(mm)

48 (45,52)

49 (46,52)

48 (45,52)

0.608

LVEDV(ml)

64 (55,82)

72 (57,84)

65 (52,80)

0.118

LVESV(ml)

22 (18,30)

27 (20,32)

29 (22,36)*

0.001

LVEF(%)

64 (60,67)

62 (58,67)

54 (48,61)*†

<0.001

E(cm/sec)

66 (57,76)

70 (58,83)

95 (83,107)*†

<0.001

A(cm/sec)

86 (75,98)

78 (65,93)*

/

0.007

E/A

0.77 (0.69,0.86)

0.88 (0.70,1.12)*

/

0.002

Septal e’(cm/sec)

6 (6,8)

6 (5,8)

9 (7,10)*†

<0.001

Lateral e’(cm/sec)

9 (7,11)

9 (7,10)

12 (10,14)*†

<0.001

Septal a’(cm/sec)

9 (9,10)

9 (8,10)

/

0.264

Lateral a’(cm/sec)

11 (10,14)

11 (8,12)*

/

0.011

E/e’

8.3 (7.1,9.6)

9.3 (7.5,11.0)*

9.4 (7.1,11.4)*

0.026

TRMax(m/s)

2.31 (2.12,2.57)

2.47 (2.27,2.76)

2.48 (2.27,2.78)*

0.038

LVDF grade

 

*

*†

<0.001

 Normal

56 (95%)

104 (75%)

58 (56%)

 

 Indeterminate

2 (3%)

20 (14%)

/

 

 Diastolic dysfunction

1 (2%)

15 (11%)

45 (74%)

 

AP-LAD(mm)

35 (33,38)

39 (36,41)*

45 (42,47)*†

<0.001

SI-LAD(mm)

47 (44,52)

51 (47,55)*

60 (54,66)*†

<0.001

ML-LAD(mm)

34 (31,39)

38 (34,41)*

43 (39,47)*†

<0.001

2DLAVImax (ml/m2)

22 (18,26)

27 (21,31)*

42 (31,51)*†

<0.001

  1. LVEDD Left ventricular end-diastolic diameter, LVEDV Left ventricular end-diastolic volume, LVESV Left ventricular end-systolic volume, LVEF Left ventricular ejection fraction measured by Biplane Simpson method, E Early filling velocity of trans-mitral Doppler flow, A Late filling velocity of trans-mitral Doppler flow, E/A E to A ratio, Septal e’ Peak early diastolic mitral annular velocity at septal wall, Lateral e’ Peak early diastolic mitral annular velocity at lateral wall, Septal a’ Peak late diastolic mitral annular velocity at septal wall, Lateral a’ Peak late diastolic mitral annular velocity at lateral wall, E/e’ E to e’ ratio (e’ being the average value of septal e’ and lateral e’), TRMax Maximal tricuspid regurgitation velocity, LVDF grade Left ventricular diastolic function grade, AP-LAD Left atrial anteroposterior diameter, SI-LAD Left atrial suprainferior diameter, ML-LAD Left atrial mediolateral diameter, 2DLAVImax LA maximal volume measured by Biplane Simpson method index to BSA