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Table 3 Echocardiography data

From: Mid-term results of mitral valve repair using flexible bands versus complete rings in patients with degenerative mitral valve disease: a prospective, randomized study

  SR Group, n = 85 FB Group, n = 86 Group comparison, P value
Baseline At discharge Р value at discharge Follow up, n = 79 P value Baseline At discharge P value at discharge Follow up, n = 78 P value Baseline At discharge Follow up
RA, cm 5.4 (4.1–8.9) 4.9 (4.0–7.9) <0.001 4.8 (3.6–7.8) 0.499 5.3 (3.3–8.5) 4.8 (3.7–6.8) <0.001 4.8 (3.0–7.5) 0.805 0.155 0.187 0.204
LA, cm 6.1 (4.3–9.6) 5.2 (4.4–8.2) <0.001 5.1 (3.5–7.9) 0.460 5.7 (4.4–9.5) 5.1 (4.0–7.2) <0.001 4.9 (3.2–7.2) 0.070 0.070 0.067 0.291
S МО (Doppler) cm2 3.8 (2.6–6.9) 3.3 (2.4;7.6) <0.001 3.2 (1.9–5.7) 0.806 4.1 (2.8–9.8) 3.3 (2.6–4.9) <0.001 3.3 (1.8–4.8) 0.054 0.062 0.202 0.699
Peak MV pressure gradient, mm Hg 8.7 (3–24) 8.8(2.7–17.0) 0.684 8.5 (3.9–17) 0.206 7.9(3.0–22.0) 7.0 (2.1–15.2) 0.027 6 (2.1–18.0) 0.212 0.680 <0.001 <0.001
Mean MV pressure gradient, mm Hg 2.8 (1–8) 3.0 (1.0–8.0) 0.236 3.7 (1.3–8.0) 0.288 2.6 (1.0–7.0) 2.7 (0.9–5.7) 0.872 2.8 (0.6–6.8) 0.232 0.985 0.002 0.001
Severe MR, n (%) 85 (100) 0 <0.001 7 (8.9) 0.023 86 (100) 0 <0.001 1 (1.3) 1.0 1.0 1.0 0.031
Total moderate or severe MR, n (%) 85 (100) 5 (5.9) <0.001 12 (15.2) 0.023 86 (100) 4 (4.6) <0.001 7 (9.0) 0.248 1.0 0.719 0.343
LV EDD, cm 5.78 ± 0.59 5.03 ± 0.53 <0.001 4.82 ± 0.67 0.135 5.78 ± 0.74 5.04 ± 0.52 <0.001 4.83 ± 0.47 0.017 0.962 0.874 0.908
LV ESD, cm 3.49 ± 0.55 3.36 ± 0.49 0.055 3.3 ± 0.7 0.731 3.51 ± 0.71 3.35 ± 0.58 0.783 3.15 ± 0.46 <0.001 0.815 0.891 0.263
LV EDV, ml 172.5 ± 42.0 120.9 ± 32.6 <0.001 111.2 ± 42.7 0.487 169.0 ± 50.0 123.4 ± 32.3 <0.001 105 ± 23.1 0.001 0.624 0.618 0.375
LV ESV, ml 53.0 (19–145) 44.5 (22–135) <0.001 35 (18–102) 0.130 50.5 (16–146) 45 (20–140) 0.165 38 (18–154) <0.001 0.127 0.360 0.808
LV EF, % 65.5 (49–80) 61 (35–76) <0.001 61 (35–87) 0.518 67.0 (51–89) 59 (35–78) <0.001 65 (36–78) <0.001 0.212 0.247 0.043
PA systolic pressure, mm Hg 48.5 (42;56) 36 (29–46) 0.003 34.5 (20–68) 0.080 45 (39;54.5) 36.5 (25–49) <0.001 29.5(8–48) 0.833 0.0n3 0.416 <0.001
  1. SR semirigid ring, FB flexible band, RA size of right atrium, LA size of left atrium, S MO mitral orifice area, MV mitral valve, MR mitral regurgitation, LV left ventricle, EDD end diastolic diameter, ESD end systolic diameter, EDV end diastolic volume, ESV end systolic volume, EF ejection fraction, PA pulmonary artery