Table 3.

Within-subject associations between intake of fiber-rich food composition, individuals' fiber-rich food categories, and body weight.

Variable	Model 1			Model 2
	Estimate	SE	P -value	Estimate	SE	P -value
Water	−0.207	0.039	<0.01	−0.193	0.39	<0.01
Fiber composite	−0.352	0.034	<0.01
Vegetables				−0.658	0.094	<0.01
Fruits				−0.355	0.101	<0.01
Nuts				−0.126	0.147	0.392
Beans				−0.230	0.161	0.153
Grains				−0.088	0.101	0.385
Time	−2.330	0.140	<0.01	−2.259	0.143	<0.01