TABLE 3.
Conventional ECHO and Mechanical functions in study subgroups
| Variable |
Group I (n = 25) |
Group II (n = 54) |
p< | Variable |
Group I (n = 25) |
Group II (n = 54) |
p< |
|---|---|---|---|---|---|---|---|
| Age (years) | 49.37 ± 10.2 | 48.34 ± 15.6 | .762 | HR (b/min) | 67.8 ± 13.92 | 65.2 ± 11.8 | .801 |
|
Male (%) Female (%) |
11 (44%) 14 (56%) |
36 (66.7%) 18 (33.3%) |
.043 .047 |
Pmax (ms) | 127.5 ± 16.4 | 108.8 ± 14 | .001 |
| BSA (m2) | 1.2 ± 0.22 | 1.88 ± 0.29 | .01 | Pmin (ms) | 69 ± 17.4* | 77.29 ± 15.1 | .006 |
| SBP (mmHg) | 136.4 ± 20.2 | 133.68 ± 19 | .674 | PWD (ms) | 58.5 ± 10.9* | 31.49 ± 8.2 | .0001 |
| DBP (mmHg) | 86.2 ± 13.48 | 84.34 ± 11.8 | .865 | PTF (ms.mv) | 70.9 ± 52.5 | 60.1 ± 37.3 | .001 |
| Familial | 9 (36%) | 17 (31.5%) | .802 | PR interval (ms) | 163.2 ± 31.7 | 164.9 ± 83 | .898 |
| LVOTO (%) | 8 (32%) | 8 (14.8%) | .02 | QRS duration | 84.85 ± 12.5 | 89.33 ± 20 | .866 |
| LAD (mm) | 40.86 ± 7.2 | 38.75 ± 8.56 | .785 | QTcd | 50.19 ± 25.6 | 42.5 ± 18.9 | .001 |
| LAV (ml) | 72.9 ± 27.8 | 65.91 ± 30.4 | .870 | Voltage criteria | 8 (32%) | 8 (14.8%) | .01 |
| LAVI (ml/m2) | 36.9 ± 13.9 | 34.41 ± 15.3 | .721 | LBBB (%) | 0 | 7 (13%) | .11 |
|
LVH:Asymmetric Symmetric |
19 (76%) 6 (24%) |
39 (72.22%) 15 (27.78%) |
.645 | Repolarization abnormalities | 9 (36%) | 10 (18.5%) | .01 |
| ESD (mm) | 22.1 ± 7.49 | 21.73 ± 6.29 | .891 | septum εsys % | 23.22 ± 16.9 | 23.65 ± 14.5 | .901 |
| EDD (mm) | 38.2 ± 8.7 | 37.26 ± 8.43 | .672 | lateral εsys % | 24.65 ± 17.9 | 25.61 ± 17.3 | .892 |
| EF% | 73.3 ± 11.2 | 71.28 ± 11.9 | .894 | Global εsys % | 23.93 ± 15.6 | 24.74 ± 14 | 882 |
| PAP (mmHg) | 33.6 ± 12.7 | 36.12 ± 15.7 | .764 | Mean TTP (ms) | 394.4 ± 15 | 293 ± 166.8 | .950 |
| MWT (mm) | 28.5 ± 6.3 | 27.54 ± 7.77 | .780 | TTP‐d (ms) | 120.4 ± 91 | 84.2 ± 68.8 | .001 |
| Septum (mm) | 27.3 ± 6.11 | 26.24 ± 7.73 | .832 | TTP‐ SD (ms) | 55.8 ± 41 | 39.9 ± 32.73 | .001 |
| LVPW (mm) | 15.8 ± 3.43 | 16.36 ± 5.19 | .905 | Septum SRsys (s1) | 1.11 ± 0.74 | 1.3 ± 0.69 | .734 |
| LVM (gm) | 505 ± 175.7 | 432.4 ± 187 | .01 | Lateral SRsys (s−1) | 1.36 ± 0.78 | 1.44 ± 0.79 | .770 |
| LVMI (gm/m2) | 257 ± 96.7 | 228.2 ± 104 | .01 | Global SRsys(s1) | 1.24 ± 0.67 | 1.37 ± 0.63 | .801 |
| LVOT PG | 40.4 ± 48.6 | 22.14 ± 34.5 | .001 | septumSRe (s−1) | −0.75 ± 0.6 | −0.79 ± 0.55 | .786 |
| MitralE (cm/s) | 0.89 ± 0.32 | 0.69 ± 0.31 | .123 | lateral SRe (s−1) | −1.03 ± 0.59 | −0.87 ± 0.49 | .125 |
| MitralA (cm/s) | 0.73 ± 0.34 | 0.62 ± 0.25 | .145 | Global SRe (s−1) | −0.89 ± 0.53 | −0.83 ± 0.45 | .864 |
| mitral E/A | 1.33 ± 0.5 | 1.21 ± 0.57 | .210 | septum SRa (s−1) | −1.17 ± 0.86 | −1.18 ± 0.64 | .652 |
| DT (ms) | 204 ± 69.3 | 212.9 ± 91.4 | 0.854 | lateral SRa (s−1) | −1.14 ± 0.73 | −1.25 ± 1.12 | .156 |
| E/E' | 13.7 ± 5.9 | 10 ± 5.6 | .01 | Global SRa (s−1) | −1.15 ± 0.72 | −1.22 ± 0.77 | .131 |
|
MR No/trivial Mild Moderate Severe |
3 (12%) 14 (56%) 8 (32%) 0 |
25 (46.3%) 17 (31.48%) 8 (14.82%) 4 (7.4%) |
.001 |
Medications B blockers Ca blockers Amoidaron |
21 (84%) 5 (20%) 1 (4%) |
45 (86.5%) 11 (21.2%) 2 (3.8%) |
0 |
Abbreviations: LAD, left atrium; LAV, left atrial volume; LAVI, left atrial volume index; ESD, end systolic dimension; EDD, end diastolic dimension; FS, fractional shortening; EF, ejection fraction, PAP, pulmonary artery pressure, MWT, maximal wall thickness, LVPW, left ventricular posterior wall, LVMI, left ventricular mass index, LVOT, left ventricular outflow tract; E:early mitral inflow velocity; A:atrial mitral inflow velocity, DT, deceleration time, Ea, mitral annulus early diastolic velocity. εsys, peak systolic strain, TTP, time‐to‐peak strain, TTP‐SD, standard deviation of time‐to‐peak strain, SRsys, peak systolic strain rate, SRe, early diastolic strain rate, SRa, atrial diastolic strain rate.