After 8 weeks of REBT-based intervention , there was improved ( increased ) mean value of the self-reported adherence score ( self-report ) compared to control group ( 100 % ; CI 95 % ,83.3 -96.7 vs. 84 % ; CI 95 % ,77.5 -87.8 ) and improved ( decreased ) SRQ-20 mean score in REBT-based treatment group compared to control group ( 2.9 ; CI 95 % , 2.7-13 .0 vs. 5.4 ; CI 95 % : 5.0-13 .6 ) .