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Table 2 Correlations between demographic characteristics, Barratt Impulsiveness Scale (BIS-11) measures and Iowa Gambling Task (IGT) performance

From: Interactions between risky decisions, impulsiveness and smoking in young tattooed women

  Age Education Smoking BIS-T AI MI NPI Block 1 (1–20) Block 2 (21–40) Block 3 (41–60) Block 4 (61–80) Block 5 (81–100)
Age 1   -0.1195          
Education 0.6587*** 1 -0.3213**          
Smoking    1          
BIS-T 0.0289 -0.1266 0.3035*** 1         
AI -0.0387 -0.1051 0.1610 0.7471*** 1        
MI -0.0369 -0.2125* 0.3779*** 0.8021*** 0.4189*** 1       
NPI 0.1330 0.0137 0.1716 0.7996*** 0.3843*** 0.4581*** 1      
Block 1 -0.0899 -0.1266 -0.06412 0.2158* 0.192* 0.132 0.1848* 1     
Block 2 -0.1937 -0.1448 0.0398 -0.0971 -0.0541 -0.0653 -0.1058 0.0374 1    
Block 3 0.0520 0.1152 -0.0585 0.0462 0.0243 -0.0151 0.0956 0.1180 0.0623 1   
Block 4 -0.0138 0.0018 -0.0403 -0.0418 -0.1024 -0.0055 0.0019 -0.0304 0.0476 0.1371 1  
Block 5 0.0242 0.0093 -0.0932 -0.1749 -0.0986 -0.2041* -0.1068 -0.0171 0.0988 0.0549 0.0832 1
  1. BIS-T total BIS-11 score, AI attentional impulsiveness, MI motor impulsiveness; and NPI non-planning impulsiveness; The 100 card selections from the IGT were sub-divided into five blocks: 1–20, 21–40, 41–60, 61–80, and 81–100.
  2. *p < .05; **p < .01; ***p < .005.