Table 5.
Indices of longitudinal (LS) and circumferential strains (CS) of left ventricle derived from two-dimensional speckle-tracking echocardiography in the age-matched control, pituitary-dependent hyperadrenocorticism (PDH), and adrenal-dependent hyperadrenocorticism (ADH) groups
| Variables | Peak LS (%) | Variables | Peak CS (%) |
|---|---|---|---|
| Basal septal | Mid antsep | ||
| Control | −16.79 ± 3.97 | Control | −17.87 ± 4.27 |
| PDH | −12.80 ± 5.67 | PDH | −7.86 ± 4.66† |
| ADH | −11.44 ± 3.60 | ADH | −10.16 ± 6.92‡† |
| Mid septal | Mid ant | ||
| Control | −16.99 ± 4.45 | Control | −18.31 ± 4.06 |
| PDH | −13.73 ± 7.21 | PDH | −9.38 ± 5.90† |
| ADH | −12.58 ± 1.71 | ADH | −11.66 ± 8.16‡† |
| Apical septal | Mid lat | ||
| Control | −15.13 ± 6.64 | Control | 20.21 ± 5.94 |
| PDH | −14.89 ± 10.34 | PDH | 10.51 ± 6.44† |
| ADH | −12.27 ± 4.68 | ADH | 10.24 ± 5.44‡† |
| Apical lateral | Mid post | ||
| Control | −14.51 ± 5.47 | Control | 21.48 ± 7.48 |
| PDH | −12.64 ± 8.53 | PDH | 12.61 ± 7.07† |
| ADH | −8.52 ± 4.85 | ADH | 8.80 ± 3.95‡† |
| Mid lateral | Mid inf | ||
| Control | −16.32 ± 9.30 | Control | 21.16 ± 7.20 |
| PDH | −9.80 ± 5.51 | PDH | 13.03 ± 6.66† |
| ADH | −8.19 ± 4.53† | ADH | 7.44 ± 3.82‡† |
| Basal lateral | Mid sep | ||
| Control | −18.46 ± 3.93 | Control | 18.23 ± 5.25 |
| PDH | −10.51 ± 6.16† | PDH | 10.16 ± 5.42† |
| ADH | −9.84 ± 4.64‡† | ADH | 7.56 ± 3.58‡† |
A: late diastole; Ant: anterior left ventricular wall; Antsep: anterior septal wall; E: early diastole; Inf: inferior left ventricular wall; Lat: lateral left ventricular wall; Mid: middle; Post: posterior left ventricular wall; S: peak systole; Sep: ventricular septum.
† P < 0.05 relative to controls; ‡ P < 0.05 relative to PDH.