Table 3 Coefficients of variation (CV) and repeatability coefficients (RC) for 60 plaques comparing the 5S- and 10S- methods
From: Reproducibility of 3-dimensional ultrasound readings of volume of carotid atherosclerotic plaque
PV (μL) | N | CV (%) | RC (μl) | |
|---|---|---|---|---|
5S method | 10S method | 5S vs. 10S | ||
20 to < 40 | 30 | 4.3 (2.0) | 3.8 (1.9) | 3.9 |
40 to < 60 | 30 | 2.4 (1.1) | 2.4 (0.9) | 5.3 |
20 to < 60 | 60 | 3.4 (1.9) | 3.1 (1.6) | 4.7 |