Table 3 Global and regional myocardial strain parameters for HHD and healthy control groups
HHD(n = 62) | Controls (n = 26) | P value | |||
|---|---|---|---|---|---|
EF < 30% (n = 22) | 30%≦EF < 50% (n = 18) | EF≧50 (n = 22) | |||
RS | |||||
Global | 8.2 ± 2.9 | 13.8 ± 4.3 | 29.1 ± 6.0 | 35.6 ± 7.5 | < 0.01a b c e d f |
Base | 9.6 (7.3) | 16.9 (10.4)(14.5817.39) | 30.4 (17.0) | 43.2 (17.0) | < 0.05a b e f |
Middle | 6.6 (4.0) | 10.3 (5.2) | 25.4 (8.9) | 31.9 (14.2) | < 0.01a b e f |
Apex | 8.6 ± 5.9 | 13.7 ± 3.9 | 31.3 ± 11.1 | 36.2 ± 10.9 | < 0.01a b e f |
CS | |||||
Global | −7.1 (3.2) | −10.1 (3.2) | −19.6 (4.8) | −20.5 (4.1) | < 0.01a b e f |
Base | −6.5 (2.5) | −10.1 (3.2) | −17.5 (5.8) | −18.9 (3.8) | < 0.01a b e f |
Middle | −6.2 (3.0) | −10.8 (3.3) | −20.2 (3.9) | −20.7 (4.2) | < 0.01a b e f |
Apex | −9.2 (4.9) | −12.6 (5.1) | −22.5 (5.2)(24.74) | −22.8 (5.3)(23.29) | < 0.01a b e f |
LS | |||||
Global | −4.0 (2.9) | −6.5 (2.4) | −12.1 (3.8) | −14.9 (3.6) | < 0.05 a b e f |
Base | −2.7 (7.3) | −4.7 (4.5) | −10.4 (6.2) | −12.6 (4.8) | < 0.05 a b e f |
Middle | −3.7 (3.2) | −6.5 (3.6) | −12.1 (6.0) | −14.2 (4.7) | < 0.05 a b e f |
Apex | −5.4 (2.9) | −10.0 (3.0) | −14.9 (3.4)(35.55) | −17.9 (4.1) | < 0.05 a b e f |