Table 2 Point-of-care and standard echocardiographic data
Point-of-care echocardiography | Standard echocardiography | Intraclass correlation coefficient (95% CI) | Agreement coefficient κ (95% CI) | |
|---|---|---|---|---|
Image quality, n (%) | ||||
Parasternal | 0.73 (0.61–0.86) | |||
Good | 35 (45.5) | 40 (51.3) | ||
Moderate | 22 (28.6) | 20 (25.6) | ||
Poor | 20 (26.0) | 18 (23.1) | ||
Apical | 0.65 (0.50–0.79) | |||
Good | 32 (42.1) | 39 (50.0) | ||
Moderate | 26 (34.2) | 25 (32.1) | ||
Poor | 18 (23.7) | 14 (17.9) | ||
Subcostal | 0.79 (0.67–0.91) | |||
Good | 38 (48.7) | 41 (52.6) | ||
Moderate | 28 (35.9) | 24 (30.8) | ||
Poor | 12 (15.4) | 13 (16.7) | ||
Left ventricular ejection fraction, %, mean (SD) | 60.8 (7.2) | 62.3 (5.6) | 0.82 (0.71–0.89) | |
Left ventricular ejection fraction, n (%) | 0.63 (0.40–0.85) | |||
< 30% | 0 (0.0) | 0 (0.0) | ||
30–44% | 3 (3.9) | 1 (1.3) | ||
45–55% | 10 (13.2) | 7 (9.1) | ||
> 55% | 63 (82.9) | 69 (89.6) | ||
Not measurable, n | 2 | 1 | ||
Left ventricular end-diastolic wall thickness (septum), mm, mean (SD) | 10.8 (1.7) | 10.7 (1.7) | 0.84 (0.76–0.90) | |
Left ventricular end-diastolic wall thickness (posterior wall) mm, mean (SD) | 10.5 (1.7) | 10.0 (1.7) | 0.85 (0.72–0.92) | |
Left ventricular end-systolic diameter, mm, mean (SD) | 33.7 (6.4) | 32.9 (7.1) | 0.93 (0.87–0.96) | |
Left ventricular end-diastolic diameter, mm, mean (SD) | 49.8 (5.5) | 50.0 (5.5) | 0.86 (0.79–0.91) | |
Aortic valve maximal systolic flow velocity, m/s, mean (SD) | 1.5 (0.4) | 1.5 (0.4) | 0.92 (0.88–0.95) | |
Pericardial effusion, n (%) | 0 (0.0) | 0 (0.0) | 0.00 (0.00–0.00) | |
Pleural effusion, n (%) | 1 (1.3) | 1 (1.3) | 0.39 (−0.14–0.92) | |
Atrial septum aneurysm, n (%) | 3 (3.9) | 4 (5.1) | 0.69 (0.39–0.98) | |
Heart rate during examination, 1/min, mean (SD) | 69.8 (10.7) | 69.7 (11.9) | 0.67 (0.52–0.78) | |