A panel of sexual health authorities has developed what they say is the first evidence-based definition of premature ejaculation (PE).


The panel defined PE as “a male sexual dysfunction characterized by ejaculation which always or nearly always occurs prior to or within about one minute of vaginal penetration, and the inability to delay ejaculation on all or nearly all vaginal penetrations, and negative personal consequences, such as distress, bother, frustration, and/or the avoidance of sexual intimacy.”

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The International Society of Sexual Medicine convened the panel last October to develop the definition, which appears in a report published in the Journal of Sexual Medicine (2008; published online ahead of print). The definition is limited to men with lifelong PE who engage in vaginal intercourse.


The panel concluded that there are insufficient published objective data to propose an evidence-based definition of acquired PE.