Table 1

Statistical results of cardiovascular measures, subjective effects and hormone plasma levels

VariableANOVA (df 3, 21)Tukey Multiple-Comparison Tests
PlaceboAlcoholCocaine
FP valueAlcCocAlc/CocCocAlc/CocAlc/Coc
Cardiovascular Measures
 HR
  AUC14.35<.0001N.S.N.S. ** N.S. ** **
  Peak22.62<.0001 * ** ** N.S. ** **
 SBP
  AUC3.41.0364N.S.N.S.N.S.N.S.N.S.N.S.
  Peak1.17.3458
 DBP
  AUC11.91.0001 * N.S.N.S. ** ** N.S.
  Peak16.74<.0001 * N.S. * ** ** N.S.
ARCI
 PCAG
  Peak20.52<.0001 ** N.S. ** ** ** N.S.
 MBG
  Peak9.66.0030N.S.N.S. ** N.S. ** N.S.
 LSD
  Peak2.87.0608
 BG
  Peak15.57<.0001N.S.N.S. ** * ** *
 A
  Peak24.85<.0001N.S. ** ** * ** **
Visual Analog Scales
 High
  AUC32.52<.0001N.S. * ** * ** **
  Peak31.35<.0001N.S. ** ** ** ** N.S.
 Drunk
  AUC15.25<.0001 ** N.S. * ** N.S. *
  Peak20.42<.0001 ** N.S. ** ** N.S. **
 Any effect
  AUC13.80<.0001 ** N.S. ** N.S.N.S. **
  Peak12.39.0001 ** ** ** N.S.N.S.N.S.
 Good effects
  AUC10.77.0002N.S.N.S. ** N.S. * **
  Peak12.89.0001 ** ** ** N.S. ** N.S.
 Bad effects
  AUC7.28.0016 ** N.S.N.S. ** N.S.N.S.
  Peak12.34.0001 ** N.S. ** ** N.S. *
 Liking
  AUC6.29.0033N.S.N.S. ** N.S.N.S. *
  Peak9.34.0004N.S. ** ** N.S.N.S.N.S.
 Feeling good
  AUC7.70.0012N.S.N.S. ** N.S. * *
  Peak12.11.0001 * ** ** N.S. * N.S.
 Clear-headed
  AUC9.58.0003N.S.N.S. ** N.S. ** *
  Peak13.45<.0001N.S. ** ** N.S. ** N.S.
 Content
  AUC7.19.0017N.S.N.S. ** N.S.N.S. *
  Peak10.81.0002 ** * ** N.S.N.S.N.S.
 Better performance
  AUC10.59.0002N.S.N.S. ** N.S. ** **
  Peak12.24.0001N.S. * ** N.S. ** N.S.
 Worse performance
  AUC2.86.0611
  Peak3.53.0324 * N.S.N.S.N.S.N.S.N.S.
 Hungry
  AUC2.27.1103
  Peak2.94.0569
 Drowsy
  AUC5.08.0084N.S.N.S.N.S. ** * N.S.
  Peak7.52.0013N.S.N.S.N.S. ** * N.S.
Hormones
 Cortisol
  AUC35.74<.0001N.S. ** ** ** ** *
  Peak48.16<.0001N.S. ** ** ** ** *
 Prolactin
  AUC4.32.0160N.S.N.S.N.S. ** N.S. **
  Peak9.86.0003 * N.S. * ** N.S. **
  • Abbreviations: Alc, alcohol; Coc, cocaine; Alc/Coc, alcohol-cocaine combination; AUC, area under the curve from 0 to 180 min; SBP, systolic blood pressure; DBP, diastolic blood pressure;F, ANOVA’s F value (df 3, 21); P, statistical significance level. Tukey test statistical significance: * P < .05; ** P < .01. N.S. = non significant. A blank indicates not done (ANOVA not significant).