TABLE 5.

Cohort 2: results of ME growth model for changes in ANS accuracy from grade 5 to grade 9.

Variables	Baseline	Model 1	Model 2	Model 3
	Intercept-only	Linear growth	Non-linear growth	Model with random slope
	B (s.e.)	B (s.e.)	B (s.e.)	B (s.e.)
Fixed effect
Constant	0.71*** (0.004)	0.67*** (0.005)	0.68*** (0.006)	0.68*** (0.006)
Time		0.018*** (0.001)	0.005 (0.005)	0.005 (0.006)
Time2			0.003** (0.001)	0.003** (0.001)
Random effect
Intercept variance	0.005	0.004	0.004	0.005
Residuals	0.003	0.003	0.003	0.003
Slope variance (time)				0.0002
Covariance between intercept and slope				−0.0006
Log-likelihood	1005.68	1075.70	1079.42	1088.91
LR test (Δ df)		140.03*** (1)	7.44** (1)	20.31*** (2)
ICC	0.39

***p < 0.001, ** p < 0.01.