Table 4.

Intervention Effect on the Trajectory of School Bonding

	Model 3: Intervention as Covariates
Fixed Effect	Coefficient	SE	t-Ratio
For Base Rate at Age 18, π0i
Intercept, β00	2.725	0.041	66.321****
Full Intervention Versus Control, β01	0.153	0.063	2.415**
Late Intervention Versus Control, β02	0.065	0.056	1.147
For Rate of Change at Age 18, π1i
Intercept, β10	−0.016	0.028	−0.576
Full Intervention Versus Control, β11	0.087	0.042	2.053**
Late Intervention Versus Control, β12	0.025	0.038	0.659
For Acceleration, π2i
Intercept, β20	0.004	0.005	0.753
Full Intervention Versus Control, β21	0.017	0.008	2.072**
Late Intervention Versus Control, β22	0.006	0.007	0.780
Random Effect	Estimate	χ2	df
Var (π0i) = τ00	0.178	1259.577****	602
Var (π1i) = τ11	0.032	772.305****	602
Var (π2i) = τ22	0.001	725.895****	602
Var (eti) = σ2	0.148
Deviance	4116.822
Number of Estimated Parameters	16

^*p < 0.1.

^**p < 0.05.

^***p < 0.01.

^****p < 0.001.