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. Author manuscript; available in PMC: 2018 Mar 1.
Published in final edited form as: Sex Res Social Policy. 2016 Apr 2;14(1):100–111. doi: 10.1007/s13178-016-0228-y

Table 2.

Item-Response Probabilities (Standard Errors) for Four Class Model of Sexual Behavior

Latent Class

Kissing Only Kissing and Touching All Behaviors Oral and Penetrative Only
Class Membership Probabilities   0.25 0.30 0.42 0.02

Behavioral Indicators

 Kissing   1.00 (<0.01) 0.93 (0.03) 1.00 (<0.01) 0.04 (0.08)
 Touching   0.07   (0.14) 1.00 (0.01) 1.00 (<0.01) 0.05 (0.10)
 Perform Oral <0.01 (<0.01) 0.01 (0.03) 0.71   (0.07) 0.49 (0.20)
 Sex
 Receive Oral <0.01 (<0.01) 0.10 (0.06) 0.74   (0.06) 0.66 (0.19)
 Sex
 Penetrative Sex <0.01   (0.01) 0.32 (0.08) 0.83   (0.04) 0.65 (0.19)

Note. Item-response probabilities greater than .5 are bolded to facilitate interpretation.