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Table 2 Means, Standard Deviations, and Correlations with Confidence Intervals for UPPS subscales, Delay Discounting (log(k)), the Degree of Substance Use and Substance-Related Problems

From: Disentangling substance use and related problems: urgency predicts substance-related problems beyond the degree of use

  Variable M SD 1 2 3 4 5 6
UPPS
1. Urgency 26.77 5.96       
2. Premeditation 23.59 4.50 .32**      
   [.20, .42]      
3. Persistence 20.40 4.41 .40** .26**     
   [.29, .50] [.14, .37]     
4. Sensation Seeking 32.00 7.26 −.00 .32** .01    
   [−.12, .12] [.21, .43] [−.12, .13]    
MCQ
5. log (k) −2.28 0.75 .14* −.00 .04 −.01   
   [.01, .25] [−.12, .12] [−.08, .16] [−.14, .11]   
Substance use variables
6. Degree of use 35.89 19.36 .18** .16* .22** .38** .18**  
   [.05, .29] [.04, .28] [.10, .34] [.27, .48] [.06, .30]  
7. Problems 4.15 2.85 .33** .13* .29** .23** .15* .55**
   [.22, .43] [.01, .25] [.17, .39] [.11, .35] [.03, .27] [.46, .63]
  1. Note. M and SD represent mean and standard deviation, respectively. Values in square brackets indicate the 95% confidence interval. UPPS Urgency Premeditation Perseverance Sensation Seeking Impulsive Behavior Scale, MCQ Monetary Choice Questionnaire, k = delay discounting. * p < .05. ** p < .01