Table 3 Characteristics of recordings with correct and wrong mitral annular tracking
From: Automatic quantification of left ventricular function by medical students using ultrasound
Recordings by students | Recordings by clinicians | |||
|---|---|---|---|---|
Correct tracking (n = 50) | Wrong tracking (n = 25) | Correct tracking (n = 63) | Wrong tracking (n = 12) | |
Visible endocardial segments | 4 (3–5) | 3 (2–4) | 5 (4–6) | 5 (4–6) |
Apex offset [mm] | 5 (2–9) | 7 (4–21) | 4 (2–6) | 5 (2–6) |
LV long-axis angle [°] | 9 (4–12) | 14 (8–17) | 4 (3–7) | 3 (0–7) |
Non-A4C views | 9 (18%) | 13 (52%) | 0 | 0 |
Reverberations | 16 (32%) | 13 (52%) | 14 (22%) | 9 (75%) |