. Author manuscript; available in PMC: 2007 Oct 1.

Published in final edited form as: Acad Radiol. 2006 Oct;13(10):1254–1265. doi: 10.1016/j.acra.2006.07.012

Table 2.

lme Results of Parameter Estimates for Nodule Volumes

Parameter	Estimate	Standard Error	DF	t Value	P Value
α	6.7853	0.3608	264	18.8038	< 0.0001
$β_{2}^{R}$	−1.0613	0.1257	110	−8.4440	< .0001
$β_{3}^{R}$	−0.2529	0.1257	110	−2.0123	.0466
$β_{4}^{R}$	−0.6922	0.1257	110	−5.5076	< .0001
$β_{5}^{R}$	−1.0383	0.1257	110	−8.2614	< .0001
$β_{6}^{R}$	−0.7654	0.1257	110	−6.0895	<.0001
$β_{2}^{M}$	−0.6244	0.1104	264	−5.6542	<.0001
$β_{3}^{M}$	−0.3459	0.1104	264	−3.1324	.0019
$β_{22}^{R M}$	0.7765	0.1562	264	4.9724	<.0001
$β_{32}^{R M}$	0.3629	0.1562	264	2.3241	.0209
$β_{42}^{R M}$	0.8443	0.1562	264	5.4065	<.0001
$β_{52}^{R M}$	0.7147	0.1562	264	4.5763	<.0001
$β_{62}^{R M}$	0.0150	0.1562	264	0.0963	.9234
$β_{23}^{R M}$	0.9527	0.1562	264	6.1004	<.0001
$β_{33}^{R M}$	0.4866	0.1562	264	3.1162	.0020
$β_{43}^{R M}$	0.7104	0.1562	264	4.5491	<.0001
$β_{53}^{R M}$	0.5997	0.1562	264	3.8405	.0002
$β_{63}^{R M}$	0.6857	0.1562	264	4.3907	<.0001