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Table 4 Parameters of left ventricular myocardial strain assessed by cardiac magnetic resonance feature tracking in the study groups of patients

From: Left ventricular myocardial strain assessed by cardiac magnetic resonance feature tracking in patients with rheumatoid arthritis

Segments Longitudinal strain [%] Radial strain [%] Circumferential strain [%]
RA CON RA CON RA CON
Segmental strain: basal segments
1: Anterior −20.28 ± 4.47 −22.58 ± 4.18 40.98 ± 20.89 42.15 ± 15.57 −21.45 ± 4.15 −21.34 ± 5.26
2: Anteroseptal −18.75 ± 5.19 * −22.67 ± 7.18 38.48 ± 20.48 38.18 ± 18.48 −19.78 ± 4.56 * −24.02 ± 3.57
3: Inferoseptal −19.87 ± 5.64 −19.82 ± 3.49 30.13 ± 17.64 35.46 ± 22.06 −22.16 ± 3.98 −23.04 ± 4.96
4: Inferior −21.27 ± 6.21 −22.01 ± 5.19 35.15 ± 15.65 38.16 ± 17.89 −20.86 ± 4.87 −21.84 ± 3.86
5: Inferolateral −17.45 ± 6.11 * −23.02 ± 4.48 33.56 ± 14.18 * 40.78 ± 12.08 −19.58 ± 3.87 * −23.26 ± 3.23
6: Anterolateral −14.56 ± 8.01 * −22.09 ± 5.95 39.15 ± 22.01 42.16 ± 19.48 −18.52 ± 6.02 −22.01 ± 6.21
Whole layer −18.70 ± 6.54 −22.03 ± 5.49 36.24 ± 17.06 39.48 ± 18,86 −20.39 ± 4.86 −22.58 ± 4.59
Segmental strain: mid-cavity segments
7: Anterior −21.15 ± 5.48 −23.58 ± 6.19 43.08 ± 13.86 44.06 ± 16.84 −22.02 ± 4.89 −21.98 ± 6.24
8: Anteroseptal −17.97 ± 4.18 −20.02 ± 4.11 44.11 ± 20.36 45.89 ± 17.69 −19.57 ± 3.59 −19.02 ± 3.54
9: Inferoseptal −15.86 ± 8.18 * −23.76 ± 8.42 39.45 ± 26.02 42.13 ± 23.65 −16.03 ± 4.12 * −22.94 ± 4.87
10: Inferior −18.96 ± 7.16 −19.52 ± 6.86 37.18 ± 19.18 40.63 ± 25.17 −17.58 ± 5.63 −18.62 ± 4.98
11: Inferolateral −17.02 ± 4.26 * −24.85 ± 4.29 36.84 ± 15.98 * 45.15 ± 12.68 −18.65 ± 4.02 * −24.63 ± 3.47
12: Anterolateral −17.23 ± 3.45 −19.03 ± 6.25 45.16 ± 17.98 50.11 ± 21.06 −20.21 ± 5.12 −21.03 ± 4.26
Whole layer −18.03 ± 5.96 * −21.79 ± 5.15 40.08 ± 18.96 44.66 ± 16.87 19.01 ± 4.67 21.37 ± 4.56
Segmental strain: apical segments
13: Anterior −19.02 ± 5.12 * −22.85 ± 5.65 49.11 ± 17.09 48.18 ± 20.03 −18.63 ± 4.58 −18.60 ± 3.59
14: Septal −19.11 ± 3.48 * −25.19 ± 3.94 35.16 ± 18.35 40.18 ± 19.56 −20.45 ± 4.69 * −24.64 ± 3.99
15: Inferior −18.25 ± 6.11 −22.02 ± 6.23 34.58 ± 16.60 39.65 ± 15.37 −17.69 ± 3.69 * −24.01 ± 4.19
16: Lateral −14.97 ± 5.18 * −22.49 ± 4.87 45.36 ± 17.33 45.29 ± 16.66 −16.84 ± 4.60 * −22.07 ± 3.78
Whole layer −17.83 ± 5.91 * −23.13 ± 4.97 41.05 ± 17.88 43.32 ± 18.06 −18.40 ± 4.18 * −22.32 ± 3.89
Global strain
All segments −18.18 ± 5.01 * −22.31 ± 4.85 39.41 ± 18.16 42.48 ± 17.96 −19.27 ± 4.52* −22.09 ± 4.34