From: Assessment of left ventricular function in horses with aortic regurgitation by 2D speckle tracking
Control | Mild | Moderate | Severe | ||
---|---|---|---|---|---|
SLG | basSept | 20.7 ± 3.7 | 20.5 ± 3.5 | 22.9 ± 4.3 | 22.6 ± 4.8 |
(%) | midSept | 21.7 ± 2.6 | 21.2 ± 3.4 | 23.3 ± 3.0 | 22.9 ± 4.7 |
midLat | 19.7 ± 4.2 | 19.7 ± 4.5 | 20.9 ± 5.1 | 17.2 ± 5.7 | |
basLat | 19.3 ± 4.1 | 20.4 ± 5.1 | 19.6 ± 6.0 | 17.7 ± 8.7 | |
average | 20.3 ± 2.5 | 20.5 ± 2.7 | 21.7 ± 2.8 | 19.9 ± 5.2 | |
SrLS | basSept | 0.82 ± 0.14a | 0.85 ± 0.17a, b | 0.97 ± 0.24b P = 0.036 | 0.92 ± 0.16a, b |
(s−1) | midSept | 0.86 ± 0.14 | 0.87 ± 0.14 | 0.94 ± 0.14 | 0.88 ± 0.11 |
midLat | 0.91 ± 0.15 | 0.86 ± 0.13 | 0.97 ± 0.17 | 0.89 ± 0.13 | |
basLat | 1.05 ± 0.19 | 1.08 ± 0.16 | 1.07 ± 0.18 | 1.18 ± 0.37 | |
average | 0.91 ± 0.12 | 0.91 ± 0.11 | 0.99 ± 0.12 | 0.96 ± 0.12 | |
DL | basSept | 30.7 ± 4.9a P < 0.001 | 33.4 ± 6.0a, b P = 0.001 | 36.9 ± 5.1b, c P = 0.002 | 41.7 ± 8.2c |
(mm) | midSept | 17.6 ± 4.6a P < 0.001 | 20.0 ± 3.7a, b P < 0.001 | 22.9 ± 4.2b, c P < 0.001 | 26.6 ± 4.7c |
midLat | 20.6 ± 4.0a, b | 19.5 ± 7.2a | 22.4 ± 5.0a, b | 24.7 ± 5.8b P = 0.044 | |
basLat | 33.9 ± 6.2 | 34.7 ± 9.3 | 35.7 ± 7.7 | 37.6 ± 9.9 | |
average | 25.7 ± 4.0a P < 0.001 | 26.9 ± 5.3a, b P = 0.008 | 29.5 ± 4.1b, c P = 0.039 | 32.4 ± 6.1c | |
SC | Ant | 18.3 ± 4.6a, b | 15.6 ± 5.0a | 20.4 ± 5.4b P = 0.009 | 18.6 ± 3.3a, b |
(%) | AntSept | 24.9 ± 6.1 | 22.7 ± 6.1 | 22.0 ± 5.4 | 19.6 ± 6.8 |
Inf | 9.8 (1.3–22.1)a | 13.3 (3.8–25.2)a, b | 14.4 (3.4–34.2)b P = 0.048 | 14.7 (7.2–25.5)a, b | |
Lat | 16.7 ± 5.7 | 17.0 ± 4.3 | 20.3 ± 6.2 | 17.7 ± 4.6 | |
Post | 12.1 ± 5.2a P < 0.001 | 18.4 ± 5.8b, c P = 0.005 | 21.2 ± 7.5b | 14.3 ± 8.3a, c P = 0.024 | |
Sept | 18.1 ± 5.3 | 17.4 ± 5.5 | 17.9 ± 4.7 | 14.7 ± 6.9 | |
average | 16.8 ± 3.0a P = 0.040 | 17.4 ± 3.1a, b | 19.3 ± 3.2b | 16.3 ± 3.5a P = 0.047 | |
SrCS | Ant | 1.02 ± 0.21 | 0.97 ± 0.16 | 1.09 ± 0.23 | 1.08 ± 0.23 |
(s−1) | AntSept | 1.18 ± 0.30 | 1.12 ± 0.24 | 1.18 ± 0.28 | 1.00 ± 0.32 |
Inf | 0.77 (0.43–1.07)a | 0.85 (0.48–1.55)a, b | 0.87 (0.60–1.51)a, b | 0.93 (0.79–1.07)bP = 0.017 | |
Lat | 1.07 ± 0.18 | 0.99 ± 0.23 | 1.18 ± 0.28 | 1.10 ± 0.24 | |
Post | 1.06 ± 0.20 | 1.15 ± 0.24 | 1.25 ± 0.27 | 1.16 ± 0.25 | |
Sept | 0.92 ± 0.22 | 0.91 ± 0.21 | 0.94 ± 0.21 | 0.77 ± 0.23 | |
average | 1.00 ± 0.14 | 1.00 ± 0.14 | 1.09 ± 0.16 | 0.99 ± 0.19 | |
SR | Ant | 53.3 ± 18.9a | 56.5 ± 19.7a, b | 73.8 ± 23.4b P = 0.007 | 64.2 ± 26.4a, b |
(%) | AntSept | 55.5 ± 17.6a | 58.9 ± 20.1a, b | 73.4 ± 21.8b P = 0.036 | 76.2 ± 32.8b P = 0.038 |
Inf | 53.6 ± 20.4a | 57.1 ± 21.4a, b | 75.8 ± 28.4b P = 0.008 | 62.9 ± 23.3a, b | |
Lat | 54.6 ± 21.1a P = 0.018 | 56.0 ± 21.7a P = 0.048 | 76.4 ± 29.2b | 59.4 ± 29.9a, b | |
Post | 52.7 ± 19.4a P = 0.004 | 56.8 ± 21.7a P = 0.042 | 76.0 ± 26.2b | 62.4 ± 27.0a, b | |
Sept | 57.3 ± 18.2a | 58.1 ± 23.7a, b | 77.4 ± 26.0b P = 0.023 | 71.8 ± 27.6a, b | |
average | 54.5 ± 18.0a P = 0.006 | 57.2 ± 20.1a P = 0.037 | 75.5 ± 24.3b | 65.5 ± 26.2a, b | |
SrRS | Ant | 1.84 (1.17–2.98)a | 1.99 (1.36–3.37)a, b | 2.35 (1.01–3.46)bP = 0.007 | 1.94 (1.28–4.01)a, b |
(s−1) | AntSept | 1.85 ± 0.51 | 1.98 ± 0.51 | 2.26 ± 0.64 | 2.16 ± 0.83 |
Inf | 1.86 (1.04–3.23)a | 2.02 (1.37–3.23)a, b | 2.41 (1.58–4.95)bP = 0.011 | 2.09 (1.27–3.50)a, b | |
Lat | 2.22 (1.26–9.09)a | 2.06 (1.36–3.47)a, b | 2.50 (1.55–4.86)bP = 0.049 | 1.96 (0.96–4.25)a, cP = 0.041 | |
Post | 2.05 (1.15–6.86)a | 2.05 (1.40–3.29)a, b | 2.38 (1.56–3.19)bP = 0.021 | 2.05 (1.08–4.06)a, b | |
Sept | 1.95 ± 0.51 | 2.00 ± 0.55 | 2.34 ± 0.57 | 2.21 ± 0.70 | |
average | 1.96 (1.19–3.65) | 2.02 (1.31–3.29) | 2.37 (1.48–3.70) | 2.06 (1.17–3.92) |