TABLE 1.

Frequency of Drug Use as a Function of Stimulant Treatment in Childhood

MeasureUntreated (N = 21)Treated (N = 98)FPEta2
MeanSDMeanSD
Current alcohol/drug use
 Average no. of alcoholic drinks per wk5.88.011.217.8
  Raw
  Transformed0.620.440.660.620.08NS0.001
 No. of times gotten drunk in past 3 mo3.85.96.413.4
  Raw
  Transformed0.420.460.470.540.152NS0.001
 No. of times used drugs in past 3 mo6.019.710.625.7
  Raw
  Transformed0.330.520.410.650.30NS0.003
Lifetime frequencies for
 Cocaine
  Raw0.10.215.891.5
  Transformed0.010.060.250.553.64NS0.030
 Amphetamines/speed
  Raw3.615.55.616.8
  Transformed0.130.420.230.530.60NS0.003
 Any stimulant
  Raw3.615.521.399.9
  Transformed0.140.430.360.682.16NS0.018
 Marijuana
  Raw185.1289.2220.9310.3
  Transformed1.31.11.31.20.01NS0.000
 Hallucinogens
  Raw2.67.25.510.9
  Transformed0.270.410.350.570.37NS0.003
 Narcotics
  Raw0.00.00.43.0
  Transformed0.000.000.030.180.51NS0.004
 Sedatives
  Raw0.00.02.18.8
  Transformed0.000.000.110.371.89NS0.016
 Other Drugs
  Raw2.511.11.97.8
  Transformed0.100.380.110.360.05NS0.000
  • NS indicates not significant.

    “Any stimulant” reflects a summation of cocaine with amphetamine use.