Table 2 Factor loadings of the five-factor model with 20 items after the principal component factor analysis in 282 participants

My self-esteem has been negatively impacted by my sexual activities.

My self-confidence has been negatively impacted by my sexual activities.

My sexual activities have negatively affected my mental health (e.g. depression and stress).

Frequent and intense sexual fantasies, impulses and behaviors cause significant problems for me in social areas of my life.

When I feel sad or depressed, I masturbate on my own.

I often use sex to cope with difficult feelings (e.g., worry, sadness, boredom, frustration, guilt, or shame).

When I feel anxious or stressed, I masturbate on my own.

I often use sex to deal with stress or problems in my life.

I have beat and kicked, or restrained my sexual partners.

I have a period of time when the number of my sexual partners increases significantly.

I have forced someone against his or her will to have sex.

I have a period of time when the frequency of using sexual toys increases significantly.

When I feel sad or depressed, I am likely to do something sexual that I regret later.

When I feel happy or cheerful, I am likely to do something sexual that I regret later.

When I feel anxious or stressed, I am likely to do something sexual that I regret later.

I do things sexually that are against my values and beliefs.

I am more interested in sex than usual.

I see more pornographic magazines and videos than usual.

I browse more sexual websites on the internet than usual.

I am more interested in sex or have more thoughts about sex.