Table 3. Descriptive Statistics for NEPSY^a variables by Level of Intrauterine Cocaine Exposure and One-Way ANOVA Results.

NEPSY Variable	Level of Intrauterine Cocaine Exposure			η2*	p-value
	Unexposed	Lighter Exposed	Heavier Exposed
1. Attention/Executive Function Core Domain
n	65	46	25	0.024	0.2
Mean (standard score)	92.14	87.72	90.56
Standard Deviation	11.84	14.04	11.90
1a. Tower subtest
n	66	46	25	0.006	0.66
Mean (scaled score)	9.21	8.72	8.88
Standard Deviation	2.55	3.19	3.18
1b. Visual Attention subtest
n	66	46	25	0.002	0.89
Mean (scaled score)	8.67	8.61	8.36
Standard Deviation	2.88	2.18	3.04
1c. Auditory Attention subtest
n	64	45	25	0.066	0.01b
Mean (scaled score)	8.98	7.78	9.08
Standard Deviation	2.09	2.74	1.26
1ci. Attention task (part 1 of Auditory Attention subtest)
n	64	45	25	0.077	0.005c
Mean (scaled score)	9.44	7.89	9.40
Standard Deviation	2.19	3.21	1.94
1cii. Response set (part 2 of Auditory Attention subtest)
n	64	45	25	0.030	0.13
Mean (scaled score)	8.67	7.93	8.80
Standard Deviation	2.01	2.52	1.47
2. Language Core Domain
n	66	46	25	0.006	0.67
Mean (standard score)	89.20	86.72	89.12
Standard Deviation	16.46	14.05	13.17
2a. Speed Naming subtest
n	66	45	25	0.020	0.27
Mean (scaled score)	8.47	8.24	9.40
Standard Deviation	2.98	3.11	2.33
2b. Phonological Processing subtest
n	66	46	25	0.011	0.48
Mean (scaled score)	7.95	7.41	8.08
Standard Deviation	2.77	2.73	2.14
2c. Comprehension of Instruction subtest
n	66	46	25	0.001	0.91
Mean (scaled score)	8.15	8.04	8.40
Standard Deviation	3.53	3.16	3.35
3. Sensorimotor Core Domain
n	66	45	24	0.007	0.62
Mean (standard score)	82.91	83.73	80.33
Standard Deviation	14.27	14.06	12.28
3a. Fingertip Tapping subtest
n	65	45	25	0.009	0.57
Mean (scaled score)	6.82	7.24	7.56
Standard Deviation	3.03	3.21	3.50
3b. Imitating Hand Positions subtest
n	65	45	25	0.008	0.58
Mean (scaled score)	7.94	8.16	7.44
Standard Deviation	2.84	2.71	2.45
3c. Visuomotor Precision subtest
n	65	45	24	0.010	0.51
Mean (scaled score)	8.23	7.96	7.42
Standard Deviation	2.97	3.15	2.39
4. Visuospatial Core Domain
n	66	46	25	0.009	0.55
Mean (standard score)	93.03	91.09	95.56
Standard Deviation	16.15	17.79	15.79
4a. Arrows subtest
n	66	46	25	0.007	0.61
Mean (scaled score	8.08	7.93	8.72
Standard Deviation	3.08	3.35	3.75
4b. Design Copying subtest
n	66	45	25	0.006	0.68
Mean (scaled score)	9.82	9.29	9.80
Standard Deviation	3.20	3.58	2.90
5. Memory and Learning Core Domain
n	66	46	25	0.019	0.27
Mean (standard score)	98.73	95.07	101.24
Standard Deviation	15.14	15.88	19.38
5a. Memory for Faces subtest
n	66.00	46.00	25.00	0.002	0.88
Mean (scaled score)	11.52	11.50	11.88
Standard Deviation	3.15	3.38	3.41
5b. Memory for Names subtest
n	65	45	25	0.004	0.76
Mean (scaled score)	8.85	8.60	9.16
Standard Deviation	3.00	2.84	3.54
5c. Narrative Memory subtest
n	65	46	25	0.039	0.07
Mean (scaled score)	9.09	7.83	9.48
Standard Deviation	3.32	3.33	3.40