The role of participation group and individual sports in the quality of life of patients recovering from addiction

The aim of this study was to investigate the effect of group and individual exercise on the quality of life of patients with improved addiction. This research was applied in terms of results and experimental in terms of methodology. The statistical population of the study was all addicts who had referred to addiction treatment centers in Tehran province in the summer of 2019. The statistical sample consisted of 90 people who were randomly selected. The instruments used included a researcher-made demographic questionnaire and the standard quality of life questionnaire of the World Health Organization 26 questions (WHOQOL-BREF). Research data were analyzed at two levels of descriptive and inferential statistics. At the level of descriptive statistics, data were analyzed using statistical characteristics such as frequency, percentage, mean, and standard deviation. Levin was used to examine the homogeneity of variances and F test was used to examine the homogeneity of regression slope and finally analysis of covariance (ANCOVVA) was used to analyze the hypotheses. Spss software version 22 was used to analyze the collected data. Based on the obtained results, the research hypotheses were fixed at a significance level of P