. Author manuscript; available in PMC: 2021 Jun 30.

Published in final edited form as: J Acoust Soc Am. 2013 Apr;133(4):2490–2501. doi: 10.1121/1.4792935

Table II.

4D search ranges, 4D search step sizes for Stage 2 analysis of data generated using parameters from studies in which trabecular alignment was approximately parallel or mixed relative to the ultrasound propagation direction (Nelson et al., 2011; Anderson et al., 2010).

SNR (dB)	Parameter	4D Search Range	4D Search Step
30	A_fast		0.10
	A_slow		0.02
	β_fast (dB/cmMHz)	β_MLSP,fast – 30 → β_MLSP,fast + 45	2.0
	β_slow (dB/cmMHz)	β_MLSP,slow – 50 → β_MLSP,slow + 10	2.0
	v_fast(f₀) (m/s)	v_{MLSP, fast} – 500 → v_{MLSP, fast} + 150	25
	v_slow(f₀) (m/s)	v_{MLSP, slow} – 140 → v_{MLSP, slow} + 80	25
35	A_fast		0.10
	A_slow		0.02
	β_fast (dB/cmMHz)	β_MLSP,fast – 30 → β_MLSP,fast + 45	2.0
	β_slow (dB/cmMHz)	β_MLSP,slow – 15 → β_MLSP,slow + 8	2.0
	v_fast(f₀) (m/s)	v_{MLSP, fast} – 500 → v_{MLSP, fast} + 150	25
	v_slow(f₀) (m/s)	v_{MLSP, slow} – 30 → v_{MLSP, slow} + 80	25
40	A_fast		0.10
	A_slow		0.02
	β_fast (dB/cmMHz)	β_MLSP,fast – 25 → β_MLSP,fast + 30	2.0
	β_slow (dB/cmMHz)	β_MLSP,slow – 12 → β_MLSP,slow + 8	2.0
	v_fast(f₀) (m/s)	v_{MLSP, fast} – 200 → v_{MLSP, fast} + 100	25
	v_slow(f₀) (m/s)	v_{MLSP, slow} – 30 → v_{MLSP, slow} + 40	25
45	A_fast		0.10
	A_slow		0.02
	β_fast (dB/cmMHz)	β_MLSP,fast – 20 → β_MLSP,fast + 10	2.0
	β_slow (dB/cmMHz)	β_MLSP,slow – 12 → β_MLSP,slow + 7	2.0
	v_fast(f₀) (m/s)	v_{MLSP, fast} – 180 → v_{MLSP, fast} + 70	25
	v_slow(f₀) (m/s)	v_{MLSP, slow} – 25 → v_{MLSP, slow} + 30	25
50	A_fast		0.10
	A_slow		0.02
	β_fast (dB/cmMHz)	β_MLSP,fast – 15 → β_MLSP,fast + 10	2.0
	β_slow (dB/cmMHz)	β_MLSP,slow – 12 → β_MLSP,slow + 4	2.0
	v_fast(f₀) (m/s)	v_{MLSP, fast} – 150 → v_{MLSP, fast} + 30	25
	v_slow(f₀) (m/s)	v_{MLSP, slow} – 25 → v_{MLSP, slow} + 30	25