Measurements of carotid intima media thickness in non-invasive high-frequency ultrasound images: the effect of dynamic range setting

Table 2 Measurements of CIMT with different DR settings

Population	CIMT measure	n	DR setting
Population	CIMT measure	n	40 dB	55 dB	70 dB	85 dB
ABD	CIMT_mean [mm]	181	0.488 ± 0.066	0.521 ± 0.066	0.547 ± 0.066	0.563 ± 0.066
	CIMT_max [mm]	181	0.578 ± 0.074	0.619 ± 0.072	0.648 ± 0.071	0.669 ± 0.070
INFO	CIMT_mean [mm]	130	0.586 ± 0.091	0.621 ± 0.093	0.648 ± 0.095	0.662 ± 0.095
	CIMT_max [mm]	130	0.691 ± 0.107	0.732 ± 0.107	0.765 ± 0.109	0.780 ± 0.108
Total	CIMT_mean [mm]	311	0.529 ± 0.091	0.564 ± 0.093	0.590 ± 0.094	0.605 ± 0.093
	CIMT_max [mm]	311	0.626 ± 0.105	0.667 ± 0.105	0.698 ± 0.106	0.716 ± 0.104

Data on DR 40 dB was missing in one participant in the ABD group and two in the INFO group.
All measurement values are given as mean and standard deviation.

ISSN: 1476-7120