Table 2.

Key Variables for Mediation and Moderation Model (N= 5902).

Variable	Mean	SD	Min	Max	Percentage
Sex (% Female)					47.98
NIH Tbx Flanker (baseline; age-corrected)	96.53	13.66	62	151
NIH Tbx List (baseline; age-corrected)	101.98	14.33	59	181
NIH Tbx Picture Vocabulary Score (baseline; age-corrected)	108.48	16.98	1	193
NIH Tbx Reading (baseline; age-corrected)	103.31	18.24	68	189
NIH Tbx Pattern (baseline; age-corrected)	94.75	21.49	20	177
NIH Tbx Card Sort (baseline; age-corrected)	97.89	15.64	68	181
Parent Monitoring Scale (Year 1)	4.80	0.47	1	5
UPPS Lack of Perseverance (Year 2)	6.84	2.24	4	16
UPPS Lack of Planning (Year 2)	7.71	2.22	4	16
UPPS Positive Urgency (Year 2)	7.25	2.71	4	16
UPPS Negative Urgency (Year 2)	7.70	2.35	4	16
UPPS Sensation Seeking (Year 2)	9.62	2.69	4	16
Age in Years (Year 2)	12.90	0.65	11.42	14.42
Body-Mass Index (Year 2)	20.44	4.86	5.75	47.43
Peer Network Health (Year 2)	11.87	7.84	0	27
Perceived Stress (Year 3)	5.96	54.78	0	777
Grades in Past Year (Year 3)	3.40	2.04	1	12
Physical Activity Score (Year 5)	2.41	1.57	0	5

Tbx = Toolbox