. Author manuscript; available in PMC: 2018 Feb 21.

Published in final edited form as: Am J Prev Med. 2009 Jul;37(1 Suppl):S40–S49. doi: 10.1016/j.amepre.2009.04.010

Table 5.

Multilevel longitudinal models for fat mass index in 472 participants in Project HeartBeat!, 1991–1995

	Fat mass index (kg/m²)

	Model 1 Estimate±SE	Model 2 Estimate±SE	Model 3 Estimate±SE	Model 4 Estimate±SE
Parameter
Fixed parameters
Intercept	4.8739±0.1086^*	4.4439±0.1667^*	4.4284±0.1664^*	4.7940±0.1750^*
Energy intake (1000 kcal/day increments)	−0.1302±0.0447^*	−0.1153±0.0448^*	−0.0787±0.0432	−0.0591±0.0430
Sedentary behavior (100 min/day increments)^a	0.0452±0.0275	0.0487±0.0275	0.0349±0.0257	0.0406±0.0263
MVPA (100 min/day increments)	−0.1409±0.0463^*	−0.1215±0.0464^*	−0.1205±0.0441^*	−0.1359±0.0466^*
Gender^b		0.6836±0.2318^*	0.7932±0.2285^*	0.1349±0.2551
Race^c		−0.0292±0.3917	−0.2050±0.3912	−0.1009±0.3880
Gender×race		0.9061±0.5500	1.0872±0.5519^*	0.9273±0.5454
Age			−0.1687±0.0414^*
Gender×age			0.2774±0.0573^*
Sexual maturation
Pubic-Hair Stage 2				−0.1474±0.1258
Pubic-Hair Stage 3				−0.5620±0.1573^*
Pubic-Hair Stage 4				−0.9754±0.1484^*
Pubic-Hair Stage 5				−1.1050±0.1488^*
Gender×sexual maturation
Female×Pubic-Hair Stage 2				0.4244±0.1848^*
Female×Pubic-Hair Stage 3				0.6777±0.2200^*
Female×Pubic-Hair Stage 4				1.2152±0.2151^*
Female×Pubic-Hair Stage 5				1.5463±0.2229^*

Sedentary behavior includes TV viewing, computer use, and reading.

Gender is coded as 0=male, 1=female.

Race is coded as 0=nonblack, 1=black.

Boldface indicates significance at p<0.05.

MVPA, moderate-to-vigorous physical activity