TABLE 3.

Association of Substance Use and Birth Weight, Birth Length, and Head Circumference in the Total Cohort (n = 651)

No.Birth Weight, g*Birth Length, cm*Head Circumference, cm*
Cocaine exposed (n = 241)
    Cocaine only73317 ± 28651.5 ± 2.234.8 ± 1.1
    Cocaine and alcohol72964 ± 41949.9 ± 1.733.6 ± 1.5
    Cocaine and tobacco292958 ± 43949.2 ± 2.733.6 ± 1.3
    Cocaine and marijuana43548 ± 38751.3 ± 2.134.1 ± 1.8
    Cocaine, alcohol, and tobacco712913 ± 47148.4 ± 2.733.0 ± 2.3
    Cocaine, alcohol, and marijuana53546 ± 65951.8 ± 4.034.1 ± 1.9
    Cocaine, tobacco, and marijuana193057 ± 41249.2 ± 2.033.8 ± 1.7
    Cocaine, alcohol, tobacco, and marijuana992954 ± 49148.3 ± 2.733.3 ± 1.4
Non-cocaine exposed (n = 410)
    No use1413266 ± 46850.3 ± 2.534.0 ± 1.4
    Alcohol only963312 ± 50050.4 ± 2.234.1 ± 1.5
    Tobacco only273204 ± 55349.8 ± 2.833.6 ± 1.6
    Marijuana only32949 ± 45451.2 ± 4.234.0 ± 0.9
    Alcohol and tobacco683113 ± 53449.7 ± 2.533.9 ± 1.5
    Alcohol and marijuana293232 ± 48749.4 ± 3.134.1 ± 1.3
    Tobacco and marijuana63397 ± 39450.7 ± 1.234.3 ± 1.6
    Alcohol, tobacco, and marijuana403181 ± 56549.8 ± 3.233.9 ± 1.8
  • Birth weight, birth length, and head circumference of 141 infants not exposed to any substances were significantly higher than birth length, birth weight, and head circumference of all remaining infants (ie, those exposed to ≥1 substances).

  • * Mean ± SD.