Table 2.

Results of mixed-effects models with time point, cannabis exposure during pregnancy, and their interactions as independent variables for the cognitive tasks.

	Unstandardized			Standardized			R squared	p value	FDR p-value
	coefficient	95% CI		coefficients	95% CI
		lower	upper		lower	upper
Without covariate
Little man task
Time	0.151	0.149	0.153	0.589	0.580	0.598	0.348	< .001	< .001
Cannabis	-0.009	-0.017	-0.001	-0.029	-0.042	-0.017		0.027	0.035
Time: Cannabis	-0.015	-0.024	-0.005	-0.013	-0.023	-0.004		0.004	0.007
Executive function
Time	1.573	1.540	1.605	0.459	0.449	0.468	0.204	< .001	< .001
Cannabis	-0.134	-0.252	-0.016	-0.024	-0.039	-0.009		0.026	0.035
Time: Cannabis	-0.082	-0.220	0.056	-0.006	-0.015	0.004		0.244	0.244
Crystalized composite
Time	4.220	4.122	4.317	0.284	0.278	0.291	0.080	< .001	< .001
Cannabis	-1.479	-2.024	-0.934	-0.052	-0.069	-0.035		< .001	< .001
Time: Cannabis	-0.321	-0.736	0.094	-0.005	-0.012	0.001		0.129	0.145
With covariate
Little man task
Time	0.154	0.151	0.157	0.600	0.589	0.612	0.398	< .001	< .001
Cannabis	0.005	-0.008	0.017	-0.008	-0.027	0.012		0.469	0.604
Time: Cannabis	-0.019	-0.033	-0.005	-0.017	-0.030	-0.004		0.009	0.021
Executive function
Time	1.556	1.517	1.596	0.455	0.444	0.467	0.284	< .001	< .001
Cannabis	-0.033	-0.208	0.142	-0.005	-0.027	0.017		0.714	0.803
Time: Cannabis	-0.010	-0.196	0.176	-0.001	-0.014	0.012		0.916	0.916
Crystalized composite
Time	4.154	4.034	4.273	0.279	0.271	0.287	0.340	< .001	< .001
Cannabis	0.528	-0.198	1.255	0.009	-0.013	0.032		0.154	0.231
Time: Cannabis	-0.501	-1.062	0.059	-0.008	-0.017	0.001		0.08	0.144

Note. The FDR was corrected for the number of three (Time, Cannabis, and Time: Cannabis) x three (LMT, EF, and Crystallized).