Parameter | I group (n = 20) | II group (n = 39) | Р | |
---|---|---|---|---|
Systolic dyssynchrony index, (%) | At baseline | 9.5±3.4 | 7.5±4.4 | 0.05 |
After 6 months | 2.8±1.2a | 3.1±1.2a | 0.278 | |
Mean changes | −6.4[−8.7;-4.3] | −2.8[− 8.2;-0.36] | 0.044 | |
Left ventricular pre-ejection period, (ms) | At baseline | 160.5±31.2 | 131.5±29.5 | 0.002 |
After 6 months | 127.7±22.8a | 118.3±21.2a | 0.292 | |
Mean changes | −35.5[−53.7;-11.2] | −18.5[− 35.0;1.7] | 0.043 | |
Right ventricular pre-ejection period, (ms) | At baseline | 102.1±21.4 | 95.4±18.6 | 0.249 |
After 6 months | 106.4±16.7 | 103.3±26.2 | 0.716 | |
Mean changes | 9.5[−17.0;30.7] | 14.5[−13.5;33.5] | 0.512 | |
Interventricular mechanical delay, (ms) | At baseline | 57.5±28.3 | 39.7±24.2 | 0.024 |
After 6 months | 19.9±15.9a | 25.4±11.7 | 0.357 | |
Mean changes | −47.0[−55.0;-13.0] | −11.0[−36.5;3.0] | 0.054 | |
Interventricular delay by TDI, (ms) | At baseline | 110.2±66.1 | 71.6±57.9 | 0.038 |
After 6 months | 58.4±56.7a | 50.6±48.3a | 0.653 | |
Mean changes | −31.0[−120;12.5] | −20.5[−66.2;8.2] | 0.165 | |
Intraventricular delay by TDI, (ms) | At baseline | 88.4±45.3 | 67.7±42.8 | 0.098 |
After 6 months | 54.7±44.9a | 36.9±25.5 | 0.568 | |
Mean changes | −57.5[−80.2;-28.0] | −12.0[− 40.0;15.0] | 0.005 |