Skip to main content

Advertisement

Table 2 Percentage of postintervention response categories by preintervention response (For 30-Day period prior to intervention)

From: Reports of past alcohol and drug use following participation in a motivation enhancing intervention: Implications for clinical assessment and program evaluation

  Preintervention Postintervention
   0 drinks 1-3 drinks 4-6 drinks 7-9 drinks 10-12 drinks 13+ drinks
Peak number in a day 0 drinks 68.1 11.9 6.8 4.2 3.6 5.4
  (n = 2,963)       
  1-3 drinks 12.1 42.5 24.2 9.3 6.1 5.8
  (n = 1,923)       
  4-6 drinks 5.6 13.0 38.9 21.3 11.8 9.4
  (n = 1,443)       
  7-9 drinks 4.7 7.4 15.6 32.5 21.9 17.9
  (n = 761)       
  10-12 drinks 4.9 6.6 11.0 13.6 27.2 36.7
  (n = 589)       
  ≥13 drinks 4.2 4.2 4.2 7.2 11.6 68.6
  (n = 708)       
   0 drinks 1-3 drinks 4-6 drinks 7-9 drinks 10+ drinks  
Usual number of drinks 0 drinks 66.0 15.7 9.6 4.2 4.5  
  (n = 2,918)       
  1-3 drinks 8.5 56.9 24.2 6.0 4.4  
  (n = 3,008)       
  4-6 drinks 6.6 17.9 48.1 17.7 9.7  
  (n = 1,438)       
  7-9 drinks 3.9 8.9 20.1 40.7 26.4  
  (n = 518)       
  ≥10 drinks 5.9 8.9 9.3 15.5 60.4  
  (n = 505)       
   Never ≤1x week ≥2x week    
Per week marijuana drug use Never 88.8 7.4 3.8    
  (n = 7,121)       
  ≤1x week 25.2 53.2 21.6    
  (n = 607)       
  ≥2x week 12.7 13.2 74.1    
  (n = 598)       
  1. Table notes:
  2. Diagonal percents are bolded and represent participants who provided the same response at preintervention and postintervention; those under the diagonal represent reported greater use at preintervention and those over the diagonal reported greater use postintervention. All reports were about the 30 days prior to intervention.