A Comparative Study on the Personality Traits of Opioid- Dependents with and without Somatic Chronic Pain Complaints

Authors

1 Assistant Professor of Physical Medicine & Rehabilitation, Ahwaz Jundishapour University of Medical Sciences, Ahwaz, Iran

2 Assistant Professor of Psychiatry, Medical Education Development Center, Ahwaz Jundishapour University of Medical Sciences, Ahwaz, Iran

3 Instructor, Dep. of Social Medicine, Ahwaz Jundishapour University of Medical Sciences, Ahwaz, Iran

4 Assistant Professor of Psychiatry, Ahwaz Jundishapour University of Medical Sciences, Ahwaz, Iran

5 Psychologist, Golestan Hospital, Ahwaz Jundishapour University of Medical Sciences, Ahwaz, Iran

6 Instructor, Dep. Biostatistics, School of Health, Ahwaz Jundishapour University of Medical Sciences, Ahwaz, Iran

Abstract

Background & Aims: Some people use opioid substances to relief their chronic somatic pains. There are
differences in the personality traits of this individuals and others who abuse opioid substances. The purpose
of the present study was to compare these two groups in regard to their personality traits and disorders.
Methods: In a cross-sectional study between 2007 to 2011, all patients referred for drug quit to the
outpatient addiction clinic of Imam Hospital affiliated to Jundishapur University were investigated
demographically. In addition, all of them underwent physical examination, MMPI test and psychiatric
interview. Then they were divided into two groups of "with pain complaint" and "without pain complaint".
Their personality traits were compared using t-test and
2
.
Results: The total number of patients was 488, including 478 males and 10 females. Mean scores of
Psychatenia (pt) and paranoia (Pa) indexes in the patients who suffered from chronic non- cancer pain was
lower in comparison to the patients without pain complaint. Based on the results of psychological interview,
the prevalence of personality disorder was higher in the "without pain" group. Patients with chronic pain had
higher educational degrees and they were more likely under the influence of their friends at the onset of
opioid abuse.
Conclusion: In the present study those who used opioid for pain relief, had healthier psychiatric profiles
and personalities. Their psychiatric interviews were more valid and reliable and their psychological problems
were less than the other group and their addiction was a maladaptive behavior. 
 

Keywords