Table 4:

Spelling Model

Indirect and Total Effects
				95% C.I. (a)
Type	Effect	Estimate	SE	Lower	Upper	β
Indirect	Age ⇒ ADHD Symptoms ⇒ Spelling	0.0577	0.196	−0.2432	0.6655	0.00578
	Gender ⇒ ADHD Symptoms ⇒ Spelling	−1.1261	0.932	−3.4819	0.1038	−0.03662
	Working Memory ⇒ ADHD Symptoms ⇒ Spelling	0.9973	0.597	0.0539	2.3601	0.06566
	Inhibitory Control ⇒ ADHD Symptoms ⇒ Spelling	−0.0882	0.318	−1.0441	0.3897	−0.00581
	Set Shifting ⇒ ADHD Symptoms ⇒ Spelling	−0.2134	0.387	−1.5072	0.2424	−0.01405
Component	Age ⇒ ADHD Symptoms	−0.2825	0.808	−1.9961	1.1658	−0.03218
	ADHD Symptoms ⇒ Spelling	−0.2042	0.113	−0.4236	0.0153	−0.17955
	Gender ⇒ ADHD Symptoms	5.5143	2.638	−0.3709	10.1621	0.20396
	Working Memory ⇒ ADHD Symptoms	−4.8836	1.543	−7.7853	−1.5937	−0.36570
	Inhibitory Control ⇒ ADHD Symptoms	0.4319	1.236	−1.8602	2.9316	0.03235
	Set Shifting ⇒ ADHD Symptoms	1.0450	1.469	−1.7605	3.9174	0.07825
Direct	Age ⇒ Spelling	−2.2996	0.939	−4.0711	−0.3956	−0.23029
	Gender ⇒ Spelling	0.4737	2.968	−5.4316	6.2527	0.01540
	Working Memory ⇒ Spelling	7.3651	1.516	4.2908	10.1782	0.48490
	Inhibitory Control ⇒ Spelling	4.2287	1.357	1.6209	6.9949	0.27841
	Set Shifting ⇒ Spelling	0.4406	1.316	−2.2828	2.8987	0.02901
Total	Age ⇒ Spelling	−2.2419	0.944	−4.0917	−0.3922	−0.22451
	Gender ⇒ Spelling	−0.6525	2.792	−6.1244	4.8194	−0.02122
	Working Memory ⇒ Spelling	8.3625	1.457	5.5069	11.2180	0.55056
	Inhibitory Control ⇒ Spelling	4.1405	1.333	1.5284	6.7527	0.27260
	Set Shifting ⇒ Spelling	0.2272	1.326	−2.3712	2.8256	0.01496

Note. Confidence intervals computed with method: Bias corrected bootstrap

Note. Betas are completely standardized effect sizes