Table 5.

Estimated models for left ventricular mass on gender, age, body-size, and fat mass, Project HeartBeat!, 1991–1995

	Model A BSI=FFM (kg)		Model B BSI=Weight (kg)		Model C BSI=BSA (m2)		Model D BSI=Height3 (m3)
Parameter	Estimate	SE	Estimate	SE	Estimate	SE	Estimate	SE
Fixed parameters
Constant	100.1	0.8283	101.3	0.9225	99.41	0.9009	100.8	0.9849
Gender (0, male; 1, female)	−8.61	1.006	−10.58	1.254	−9.914	1.195	−12.32	1.328
Age (years)	−2.132	0.3276	−1.508	0.427	−3.167	0.4373	−3.03	0.5037
Age2 (years)	−0.1023	0.05258	−0.104	0.05262	0.122	0.0509	0.1343	0.0534
Gender*age			−1.039	0.4046	−0.8949	0.3875	−0.9519	0.4056
BSI	2.09	0.09018	2.022	0.08745	110.0	4.184	24.51	1.199
Fat mass (kg)	1.121	0.09	−0.8069	0.1455	−0.3153	0.1252	1.295	0.0904
Between-subjects variance/covariance
Constant	165.1	13.63	176.9	15.69	190.2	13.76	216.7	17.26
Age/constant			17.05	3.83			8.941ns	5.994
Age			1.157ns	2.816			9.79ns	5.209
BSI/constant	8.091	0.8174	3.26	0.7678	301.7	28.68	72.03	16.45
BSI/age			−0.1046ns	0.4548			−30.65	13.61
BSI	0.5598	0.09268	0.2262	0.09014	410.7	94.46	123.9	38.72
Within-subjects variance
Error	277.1	6.481	280.7	6.619	276.4	6.347	274.4	6.511
−2 log (likelihood)	39,000		39,017		38,932		39,023

BSI, body-size indicator

^nsnot significant at the level of 0.05