Which condition is defined as an intense and persistent deviant sexual interest for more than 6 months?

The condition defined as an intense and persistent deviant sexual interest for more than 6 months is paraphilia. Paraphilias are characterized by strong sexual urges or fantasies that deviate from normative sexual interests, and their persistence for an extended period—usually more than six months—is a crucial element in their diagnosis. This categorization is significant in the DSM-5 as it differentiates paraphilia from more commonly accepted sexual practices and indicates a potential for distress or impairment in social, occupational, or other important areas of functioning if acted upon.

In contrast, the other conditions listed pertain to various sexual dysfunctions or disorders that do not focus specifically on deviant sexual interests. Female Sexual Interest/Arousal Disorder refers to a lack of interest in sexual activity, while Male Hypoactive Sexual Desire Disorder is characterized by persistently low sexual desire in males. Erectile Disorder involves difficulty in obtaining or maintaining an erection during sexual activity. These conditions indicate issues with sexual function or desire rather than deviant sexual interests, making paraphilia the correct choice in this context.