Table 3.

Model Fit for LCSMs of Common Factors for Drift Rates of the Three CRTs

Masking time	Model Fit				Comparison with configural model
	χ2[df]	CFI	RMSEA	SRMR	Δχ2 [df]
12 ms	4.26 [7]	1.00	.00	.06	3.73 [4]
24 ms	16.30 [7]	.96	.12	.09	9.23 [4]
47 ms	21.20 [7]	.94	.14	.08	17.33 [4]*
94 ms	10.28 [7]	.98	.08	.05	8.12 [4]
alla	22.25 [7]	.94	.15	.09	16.22 [4]

Note. Strong measurement invariance; correlated residuals for same tasks at pretest and posttest, as well as for the Letters and Digits task at pretest and at posttest.

^aDrift rate estimates for the different masking time conditions averaged before analysis.

^*p < .05.