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. Author manuscript; available in PMC: 2007 Sep 28.
Published in final edited form as: Ultrasound Med Biol. 2007 Mar 26;33(5):810–818. doi: 10.1016/j.ultrasmedbio.2006.11.006

Table 5.

The parameter estimates and standard deviations for log(pr) in the reduced model, fc-PD-ED.

Variable Parameter Parameter
Estimate		 Standard
Deviation		 t-value P-value
Constant log(A) 0.638 0.099 6.451 3.98×10−7
log(fc) B 0.284 0.129 2.207 0.03511
log(PD) D −0.284 0.069 −4.119 0.00028
log(ED) E −0.252 0.040 −6.253 6.89×10−7