Table 2.

Mean estimates and standard errors of latent variables of growth models fitted

Model with explicit formulation of missing data model
Parameter	Linear	Quadratic	Piecewise with change point at T2	Piecewise with change point at T7
Intercept	25.4 (0.2)*	25.4 (0.2)*	25.4 (0.3)*	25.3 (0.3)*
Slope1	-0.9 (0.1)*	-1.14 (0.2)	-1.13 (0.2)	-0.8 (0.1)
Quadratic term	-	0.07 (0.02)	-	-
Slope2	-		-0.2 (0.1)	0.4 (0.4)

* significant residual variance