Dyadic adjustment, threat appraisal and coping style play a significant role in the long-term psychological adjustment of prostate cancer patients. The results of the current study indicate that the use of emotion-focussed coping to manage sexual bother appears to result in poor psychological adjustment, which indicates the need for further education or intervention to manage sexual dysfunction. ETHICS CLEARANCE: Human ethics approval was granted from Southern Health, Peter MacCallum Cancer Centre and the Monash University Ethics Committee before commencement of data collection.