09 February 2021 : Clinical Research
Two-Dimensional Speckle Tracking Echocardiography Identifies Coronary Artery Disease in 690 Patients: A Retrospective Study from a Single Center
Huolan Zhu12ABCDEF*, Chenguang Yang1AB, Yi Li13BC, Ying Guo1D, Xuyang Meng12B, Yirong Ren12F, Long Tan12EF, Ruisheng Zhang1DEF, Fang Wang1AEFGDOI: 10.12659/MSM.929476
Med Sci Monit 2021; 27:e929476
Table 1 Baseline characteristics of the population.
| Non-CAD (n=276) | CAD (n=346) | χ2/t | P | |
|---|---|---|---|---|
| Age, y | 64.22±9.22 | 64.19±9.88 | 0.048 | 0.962 |
| Male (%) | 135 (48.9) | 251 (72.5) | 36.41 | <0.001 |
| Hypertension (%) | 183 (66.3) | 230 (66.5) | 0.002 | 0.965 |
| DM (%) | 81 (29.3) | 151 (43.6) | 13.413 | <0.001 |
| Hypercholesterolemia (%) | 200 (72.5) | 262 (75.7) | 0.853 | 0.356 |
| Smoke (%) | 94 (34.1) | 193 (55.8) | 29.152 | <0.001 |
| CAD family history | 85 (30.8) | 111 (32.1) | 0.117 | 0.732 |
| Herat rate (bpm) | 75.38±13.36 | 74.5±11.21 | 0.890 | 0.374 |
| Systolic blood pressure | 134.9±16.67 | 135.08±17.15 | −0.136 | 0.892 |
| Diastolic blood pressure | 79.33±11.31 | 77.38±10.96 | 2.169 | 0.03 |
| BMI | 25.73±3.96 | 26.03±6.16 | −0.721 | 0.471 |
| GLPS (epi) | −18.57±3.22 | −15.74±3.32 | −10.725 | <0.001 |
| GLPSavg | −21.79±3.78 | −18.52±3.74 | −10.787 | <0.001 |
| GLPS (endo) | −24.57±4.31 | −21.23±4.27 | −9.654 | <0.001 |
| PSD | 51.25±22.77 | 54.08±26.31 | −1.414 | 0.158 |
| GS apical | −30.45±12.28 | −28.20±12.36 | −2.263 | 0.024 |
| GS mid | −23.23±9.08 | −22.37±8.96 | −1.18 | 0.238 |
| GS basal | −16.77±7.30 | −14.89±7.14 | −3.225 | 0.001 |
| Continuous data are presented as mean±SD. Categorical data are presented as percentage n (%). DM – diabetes mellitus; CAD – coronary artery disease; BMI – body mass index; GLPS (epi) – global longitudinal peak strain of epi-myocardium; GLPSavg – average global longitudinal peak strain; GLPS (endo) – global longitudinal peak strain of endo-myocardium; PSD – peak strain dispersion; GS – global strain. | ||||