Variable Odd ratio 95 % confidence interval p value
Male gender 1.94 0.7-4.8 p=0.15
Alcohol before SA 1.53 0.68-3.45 p=0.2
Number of previous SA 1.26 1.05-1.5 p=0.01
Alcohol intoxication/week 1.12 07-1.7 p=0.6
Drinks/day 1.1 0.9-1.4 p=0.12
Sensation seeking 1.08 1.02-1.15 p=0.003
Reference category: suicide attempt with nicotine dependence, Likelihood ratio χ2=73, df=9, p<0.0001, 82 % of the observations are classified by the model.
Table 4: Multinomial logistic regression of factors explaining nicotine dependence among suicide attempters.