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. Author manuscript; available in PMC: 2015 Jan 27.
Published in final edited form as: Neurotoxicol Teratol. 2006 Dec 8;29(3):323–330. doi: 10.1016/j.ntt.2006.12.002

Table 2.

Infant characteristics by level of cocaine exposure during pregnancy.

Cocaine - UNEXPOSED
CU (N=206)
Cocaine 1
CE1 (N=53)
Cocaine 2
CE2 (N=27)
P VALUE!

N (%) N (%) N (%)
Mean ± SD Mean ± SD Mean ± SD
Male 109 (52) 30 (57) 12 (48) NS
Corrected Age in ms 6.6 ± .8 6.6 ± .9 6.6 ± .8 NS
Weight z-score .54 ± 1.1 .66 ± .9 .66 ± .9 NS
Height z-score .47 ± 1.1 .43 ± 1.0 .43 ± 1.0 NS
Head size z-score .27 ± 1.1 .16 ± 1.0 .16 ± 1.0 NS
Neonatal measures
 Birth weight (grams) 3273 ± 492 3291 ± 493 2987 ± 559 .02
 Birth length (cms) 50.8 ± 2.5 51.0 ± 2.2 49.6 ± 2.4 NS
 Birth HC (cms) 34.2 ± 1.4 34.1 ± 1.5 33.5 ± 1.8 NS
 Gestational age 39.2 ± 1.8 38.9 ± 2.5 38.8 ± 2.9 NS
 Apgar 5 8.9 ± .4 8.7 ± 1.3 8.5 ± 1.8 .04
 Premature (≤ 37 wks) 15 (7) 8 (15) 8 (20) .04
*

N=255 CE1 = Log riah <1.5; CE2 = Log riah ≥ 1.5.

!

ANOVA using ordinal level of cocaine exposure (O,1,2)