Table 4.

Results of Fitting a Taxonomy of Multilevel Models for BMI Change to the ECLS-K Data (N = 9041).

			Model A	Model B	Model C
Fixed Effects
Initial Status at Fall K, π0i		Intercept, β00	16.263***	16.275***	16.355***
	Family Structure	1Parent, β01		−0.003	0.161
	School Moves	1TimeMove, β02		0.019	−0.008
		2TimeMove, β03		0.177	0.188
	Gender	Female, β04		−0.111	−0.108
	Race	Black, β05		0.189	0.382*
		Hispanic, β06		0.588***	0.591***
		Asian, β07		0.080	−0.126
		Other, β08		0.382∼	0.409∼
	SES	SES, β09		−0.169***	−0.153**
	Gender x Family Structure	Female x 1Parent, β010			−0.023
	Gender x School Moves	Female x 1TimeMove, β011			0.151
		Female x 2TimeMove, β012			−0.599*
	Gender x Race	Female x Black, β013			0.454∼
		Female x Hispanic, β014			−0.248
		Female x Asian, β015			−0.050
		Female x Other, β016			−0.022
	Gender x SES	Female x SES, β017			0.004
	Race x Family Structure	Black x 1Parent, β018			−0.622*
		Hispanic x 1Parent, β019			0.004
		Asian x 1Parent, β020			−0.515
		Other x 1Parent, β021			0.004
	Race x School Moves	Black x 1TimeMove, β022			0.205
		Hispanic x 1TimeMove, β023			0.283
		Asian x 1TimeMove, β024			0.379
		Other x 1TimeMove, β025			0.665
		Black x 2TimeMove, β026			−0.949**
		Hispanic x 2TimeMove, β027			0.076
		Asian x 2TimeMove, β028			−1.336**
		Other x 2TimeMove, β029			−0.299
	Race x SES	Black x SES, β030			−0.008
		Hispanic x SES, β031			0.123
		Asian x SES, β032			0.245
		Other x SES, β033			0.149
	SES x Family Structure	SES x 1Parent, β034			0.354**
	SES x School Moves	SES x 1TimeMove, β035			0.093
		SES x 2TimeMove, β036			−0.039
	Family Structure x School Moves	1Parent x 1TimeMove, β037			−0.338∼
		1Parent x 2TimeMove, β038			0.199
	Age at Fall K	Age at Fall Kindergarten, β039		0.023*	0.024**
	Birth Weight	Birth Weight, β040		0.021***	0.020***
Linear Rate of Change at Fall K, π1i		Intercept, β10	0.370***	0.370***	0.378***
	Family Structure	1Parent, β11		0.056	0.055
	School Moves	1TimeMove, β12		−0.027	−0.036
		2TimeMove, β13		−0.182*	−0.167*
	Gender	Female, β14		0.058	0.059
	Race	Black, β15		0.092	0.175∼
		Hispanic, β16		0.231***	0.199**
		Asian, β17		0.116	0.132∼
		Other, β18		0.151	0.165
	SES	SES, β19		−0.070*	−0.068*
	Gender x Family Structure	Female x 1Parent, β110			−0.373*
	Gender x School Moves	Female x 1TimeMove, β111			−0.008
		Female x 2TimeMove, β112			−0.078
	Gender x Race	Female x Black, β113			0.183*
		Female x Hispanic, β114			−0.088
		Female x Asian, β115			−0.366*
		Female x Other, β116			−0.046
	Gender x SES	Female x SES, β117			−0.035
	Race x Family Structure	Black x 1Parent, β118			−0.089
		Hispanic x 1Parent, β119			−0.097
		Asian x 1Parent, β120			0.026
		Other x 1Parent, β121			0.128
	Race x School Moves	Black x 1TimeMove, β122			0.023
		Hispanic x 1TimeMove, β123			0.089
		Asian x 1TimeMove, β124			0.008
		Other x 1TimeMove, β125			0.168
		Black x 2TimeMove, β126			−0.314**
		Hispanic x 2TimeMove, β127			0.019
		Asian x 2TimeMove, β128			−0.177∼
		Other x 2TimeMove, β129			−0.165
	Race x SES	Black x SES, β130			0.153∼
		Hispanic x SES, β131			−0.049
		Asian x SES, β132			0.040
		Other x SES, β133			0.060
	SES x Family Structure	SES x 1Parent, β134			−0.035
	SES x School Moves	SES x 1TimeMove, β135			−0.010
		SES x 2TimeMove, β136			−0.048
	Family Structure x School Moves	1Parent x 1TimeMove, β137			0.019
		1Parent x 2TimeMove, β138			0.051
	Age at Fall K	Age at Fall Kindergarten, β139		0.024**	0.025***
	Birth Weight	Birth Weight, β140		0.003*	0.002*
Quadratic Rate of Change, π2i		Intercept, β20	0.076***	0.077***	0.079***
	Family Structure	1Parent, β21		−0.004	−0.001
	School Moves	1TimeMove, β22		0.003	0.004
		2TimeMove, β23		0.032*	0.030*
	Gender	Female, β24		−0.005	−0.005
	Race	Black, β25		0.007	−0.001
		Hispanic, β26		−0.019	−0.010
		Asian, β27		−0.030*	−0.032**
		Other, β28		−0.002	−0.005
	SES	SES, β29		−0.003	−0.003
	Gender x Race	Female x Black, β210			0.005
		Female x Hispanic, β211			0.008
		Female x Asian, β212			0.034
		Female x Other, β213			0.008
	Gender x Family Structure	Female x 1Parent, β214			0.066*
	Race x SES	Black x SES, β215			−0.015
		Hispanic x SES, β216			0.024∼
		Asian x SES, β217			−0.002
		Other x SES, β218			−0.011
	SES x Family Structure	SES x 1Parent, β219			0.015
	SES x School Moves	SES x 1TimeMove, β220			0.012
		SES x 2TimeMove, β221			0.007
	Age at Fall K	Age at Fall Kindergarten, β222		−0.003**	−0.003**
	Birth Weight	Birth Weight, β223		−7.9 × 10−5	−3.8 × 10−5
Random Effects
Level 1		Temporal variation, eti	0.920	0.920	0.919
Level 2		Initial Status at Fall K, r0i	3.801***	3.523***	3.437***
		Linear Rate of Change, r1i	0.654***	0.622***	0.609***
		Quadratic Rate of Change, r2i	0.0142***	0.0138***	0.0135***

Note. ∼p < 0.10; *p < 0.05; **p < 0.01; ***p < 0.001.