Personal characteristics | Mean rank | Test | P value | |
---|---|---|---|---|
Age category | 20–29 | 45 | Kruskal-Wallis test Chi-square = 3.971 | 0.137 |
30–39 | 57 | |||
40 and over | 48 | |||
Gender | Male | 50 | Mann-Whitney U = 106 | 0.450 |
Female | 42 | |||
Marital status | Single | 53 | Mann-Whitney U = 440 | 0.060 |
Married | 42 | |||
Occupation | No job | 50 | Mann-Whitney U = 965 | 0.877 |
Has a job | 49 | |||
Education | Illiterate | 36 | Kruskal-Wallis test Chi-square = 6.895 | 0.142 |
Primary school | 40 | |||
Secondary school | 47 | |||
High school | 50 | |||
University education | 52 | |||
Place of residence | Suburb | 50 | Mann-Whitney U = 1182 | 0.899 |
City | 51 | |||
Income | Not Sufficient | 42 | Mann-Whitney U = 857 | 0.314 |
Sufficient | 51 | |||
Presence of mental illness in the family | No | 49 | Mann-Whitney U = 289.5 | 0.318 |
Yes | 60 | |||
Type of narcotic | Tramadol | 33 | Kruskal-Wallis test Chi-square = 9.373 | 0.058 |
Strox | 47 | |||
Heroin | 57 | |||
Cannabis | 40 | |||
Benzodiazepine | 45 |