Ahmed, A. Alnaama, A. Shams, K. Salem, M. 2011 Erectile dysfunction is a common health problem affecting the quality of life of men of all ages. The aim of this study was to find the prevalence of and significant risk factors for erectile dysfunction among men of all nationalities attending primary health care centres in Qatar for any reason. Respondents aged 30 years N 1139 completed the sexual health inventory for men plus a questionnaire about their demographic characteristics, lifestyle habits and presence of chronic diseases. The total prevalence of erectile dysfunction was 56.9 ...