. Author manuscript; available in PMC: 2013 Jul 21.

Published in final edited form as: Depress Anxiety. 2012 May 3;29(6):515–522. doi: 10.1002/da.21956

TABLE 2.

Birth characteristics and prenatal drug exposure of methamphetamine-exposed and -unexposed infants.

	Mean (SD)/Number (Percent)		P-value
	Exposed (N = 126)	Unexposed (N = 193)	P-value
Gender			.845
Boy	68 (54.0%)	102 (52.8%)
Girl	58 (46.0%)	91 (47.2%)
Birth Weight (g)	3292.34 (576.68)	3294.03 (560.93)	.979
Length (cm)	50.37 (3.24)	50.94 (2.99)	.104
Head circumference	34.06 (1.70)	34.06 (1.80)	.974
Gestational age	38.75 (2.05)	39.01 (1.76)	.244
Apgar 1	7.75 (1.33)	7.99 (0.93)	.050
Apgar 5	8.87 (0.56)	8.97 (0.25)	.024
Prenatal cocaine exposure	11 (8.7%)	Exclusion	<.001
Prenatal tobacco exposure	99 (78.6%)	51 (26.4%)	<.001
Prenatal alcohol exposure	55 (43.7%)	25 (13.0%)	<.001
Prenatal marijuana exposure	43 (34.1%)	7 (3.6%)	<.001