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. Author manuscript; available in PMC: 2017 May 1.
Published in final edited form as: J Sex Res. 2015 Oct 19;53(4-5):588–600. doi: 10.1080/00224499.2015.1066744

Table 1.

Initial items and mean scores for the Perceived Influence of Sexually Explicit Online Media (PI-SEOM) measure with an online sample of 100 men who have sex with men (MSM) in the United States.

Subscale 1: Perceived influence on self
Online porn: m (SD)
    1. Inspires me to try new sex acts 2.8 (0.7)
    2. Makes me less likely to go out and seek sex with other people 2.4 (0.9)
    3. Influences what I think sex should be like 2.6 (0.8)
    4. Influences what I think my sex partner(s) should look like 2.2 (0.8)
    5. Influences what I think I should look like 2.6 (0.9)
    6. Influences me to look at other men as just sex objects 1.9 (0.8)
    7. Shows the kind of sex that most men have 2.1 (0.8)
    8. Helps me know that other men have the same kind of sex that I do 2.8 (0.8)
    9. Helps increase my arousal before sex 2.6 (0.9)
Seeing men having anal sex without condoms in online porn:
    10. Makes me believe that other men won't want to use condoms when we have sex 2.2 (0.8)
    11. Makes me want to have sex without condoms 2.3 (1.0)
    12. Makes it seem okay for me not to use a condom all the time 1.8 (0.8)
Subscale 2: Perceived influence on other MSM
Online porn:
    1. Inspires other MSM to try new sex acts 3.0 (0.6)
    2. Makes other MSM less likely to go out and seek sex with other people 2.4 (0.7)
    3. Influences what other MSM think sex should be like 2.9 (0.7)
    4. Influences what other MSM think their sex partner(s) should look like 3.0 (0.7)
    5. Influences what other MSM think they should look like 3.0 (0.6)
    6. Influences other MSM to look at other men as just sex objects 2.7 (0.8)
    7. Influences other MSM to think that SEOM shows the kind of sex that most men have 2.7 (0.7)
Men having anal sex without condoms in online porn:
    8. Makes other MSM believe that their partners won't want to use condoms when they have sex 2.5 (0.8)
    9. Makes other MSM want to have anal sex without condoms 2.7 (0.7)
    10. Makes other MSM think that it is okay not to use a condom all the time 2.6 (0.7)

Note: m = mean, SD = standard deviation. Participants responded to items via 4-point Likert-type scale (1 = strongly disagree, 2 = disagree, 3 = agree, 4 = strongly agree).