. Author manuscript; available in PMC: 2019 Jan 1.

Published in final edited form as: Neurotoxicol Teratol. 2017 Oct 22;65:51–59. doi: 10.1016/j.ntt.2017.10.005

Table 4. Association of potential confounding variables with volumes of regions showing significant associations with methamphetamine (n = 18).

	Maternal age (years)	Education (years)	Parity	Marijuana (days/month)	Smoking (number of cigarettes/ day)	Alcohol (oz AA/day)	Infant sex	Gestation al age at scan (weeks)
Left caudate	-0.02 (0.953)	0.09 (0.733)	-0.23 (0.355)	0.08 (0.749)	-0.42 (0.081)	0.33 (0.180)	-0.26 (0.291)	0.07 (0.796)
Right caudate	-0.17 (0.492)	-0.14 (0.594)	-0.25 (0.325)	0.25 (0.326)	-0.14 (0.585)	0.48 (0.046)	-0.32 (0.195)	0.27 (0.281)
Left thalamus	-0.25 (0.325)	-0.31 (0.216)	-0.21 (0.400)	-0.14 (0.587)	-0.14 (0.594)	0.24 (0.337)	-0.17 (0.506)	0.63 (0.005)
Right thalamus	-0.35 (0.152)	-0.30 (0.226)	-0.279 (0.262)	-0.02 (0.930)	-0.07 (0.789)	0.33 (0.182)	-0.06 (0.804)	0.56 (0.016)

Values are Pearson r (p) in methamphetamine-exposed infants. Results with a trend towards association (p < 0.10) are shown in boldface.