Variable Nicotine + Nicotine - Statistics
  N=114 N=86  
Psychiatric diagnostic      
Generalized anxiety disorder 6 (5%) 11 (12%) χ2 =23.1, df=1 , p= .4
Major depression 49 (42 %) 43 (50%)  
Post traumatic stress disorder 15 (13%) 8 (9%)  
Social phobia 1 (0.8%) 1 (1.1%)  
Alcohol dependence 42 (36%) 7 (8%)  
Drug dependence 5 (4.3%) 0 (0%)  
Schizophrenia 6 (5.2%) 4 (4.6%)  
Mania¬† 5 (4.3%) 1 (1.1%)  
Obsessive compulsive dis. 0 (0%) 1 (1.1%)  
Agoraphobia 2 (1.7%) 1 (1.1%)  
No diagnosis 10 (8%) 15 (17%)  
Sensation seeking      
General factor 19.7 (5.6) 14.6 (7.2) student t=-5.7, df=198, p<0.0001
Disinhibition 4.4 (2.3) 2.5 (2.2) student t=-7.4, df=198, p<0.0001
Danger adventure seeking 5.8 (2.7) 4.4 (3.1) student t=-3.2, df=198, p=0.001
Experience 5.4 (1.9) 4.8 (2.1) student t=-2.2, df=198, p=0.02
Boredom avoidance 3.5 (1.9) 2.8 (1.9) student t=-2.6, df=198, p=0.008
Table 3: Comparison of suicide attempts with and without nicotine consumption: psychiatric disorders and personality dimensions.
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