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Table 7 Comparison of measurement time in seconds

From: Comparative assessment of left atrial volume in healthy cats by two-dimensional and three-dimensional echocardiography

Analysis Time

Mean

SD

Min

Max

R4AL

20.62

2.18

17.09

24.92

R4

20.62

2.18

17.09

24.92

L2

22.03

1.85

18.36

28.47

L4

23.50

2.83

18.27

29.53

Biplane

49.67

4.04

41.72

55.76

RTTPE

39.66

1.64

37.21

43.11

4D-TomTecâ„¢

85.29

9.80

76.62

106.48

  1. Mean, standard deviation (SD), minimum (Min) and maximum (Max) duration in seconds (sec.) for left atrial volumetry in 50 healthy cats measured with 7 echocardiographic methods: right parasternal 4 chamber view measured with 2D Area/Length method (R4AL) and 2D monoplane Simpson method of discs (R4), left apical two chamber view (L2) and four chamber view (L4) measured with 2D monoplane Simpson method of discs, L2 and L4 combined to biplane volumetry (Biplane), Real Time Triplane Echocardiography (RTTPE) and 4D-TomTec™ analysing software. There was a significant difference between measurement durations of each method (p = < 0.005)