13 August 2020 : Clinical Research
High versus Low Mechanical Index Imaging Diagnostic Ultrasound in Patients with Myocardial Infarction: A Therapeutic Application Study
Zongbao Niu1ABF, Xiaolan Lv1CDF, Jianhua Zhang2ABCF, Tianping Bao3DEF*DOI: 10.12659/MSM.923583
Med Sci Monit 2020; 26:e923583
Table 2 Coronary angiography characteristics.
| Characteristics | Cohorts | Comparisons between cohorts | ||
|---|---|---|---|---|
| Ultrasound diagnosis | Low acoustic energy | High acoustic energy | ||
| Numbers of patients | 199 | 251 | ||
| Total number of infarct vessels | 235 | 300 | P-value | |
| Type of infarct vessel(s)/patient | Single vessel | 168 (84) | 209 (83) | 0.945 |
| Two vessels | 26 (13) | 35 (14) | ||
| Three vessels | 5 (3) | 7 (3) | ||
| Infarct locations | Left anterior descending | 88 (38) | 114 (38) | 0.594 |
| Right coronary artery | 78 (33) | 109 (36) | ||
| Left circumflex territories | 69 (29) | 77 (26) | ||
| Data are represented as the frequency (percentage). The Fischer’s exact test was performed for statistical analyses. | ||||