Table 1

HIV risk score items, associated scores and adaptations

ItemsMSM Risk Index17 ResponsePointsAdaptation(s)Menza12 ResponsePointsAdaptation(s)Amsterdam SDET18 ResponsePointsAdaptation(s)
Age (years)  How old are you today? <180 None Not considered – – Not considered – –
 18–288
 29–405
 41–492
 >490
No. of partners  In the last 6 months, how many men have you had sex with? >107 None Does your patient/client report 10 or more male sexual partners in the prior year? Yes3 We collected this information in a 6-month timespan. However, we considered those reporting at least 10 sexual partners in the previous 6 months. At least 10 male sex partners during the last 12 months Yes2 Based on adjustments previously published,18 considering a 6-month timespan, we reduced the number of total sexual partner at >5.
 6–104 No0 No0
 0–50
CRAI  In the last 6 months, how many times did you have CRAI? 110 Sexual role is asked only during last AI. Only those who reported having had a receptive role during their last AI were considered as fitting this question. Not considered – – CRAI and at least 3 male sex partners during the last 12 months. Yes3 Based on adjustments previously published,18 considering a 6-month timespan, we reduced the number of partners with whom the study participant had had CRAI at >3. In addition, sexual role is asked only during last AI.
 00 No0
HIV+ partners  In the last 6 months, how many of your male sex partners were HIV positive? >18 HIV status is asked only for those study participants who had CAI in the last 6 months. Does your patient/client report unprotected AI with a partner with positive or unknown HIV status in the prior year? Yes1 We collected this information in a 6-month timespan. However, we considered those reporting CAI with HIV positive or unknown HIV status partner(s) in the previous 6 months. Not considered – –
 14 No0
 00
CAI with HIV+ partners  In the last 6 months, how many times did you have CIAI with a man who was HIV positive? >56 Sexual role is asked only during last AI. We considered those reporting CIAI during their last AI with at least a steady in the last 6 months, fitting this item. For those reporting CIAI with non-steady partners, we considered only those who had more than 5 NSP. Not considered – – CRAI with HIV-positive male sexual partners during the last 12 months. Yes3 Sexual role is asked only during last AI. We considered only those reporting CRAI during their last AI.
 0–40 No0
Drug use  In the last 6 months, have you used methamphetamines such as crystal or speed? Yes6 Use of drugs is asked only during last AI. We consider that those who reported the use of amphetamines had indeed used methamphetamine. Has your patient/client used methamphetamine or inhaled nitrites (popper) in the prior 6 months? Yes11 Use of drugs is asked only during last AI. We consider that those who reported the use of amphetamines had indeed used methamphetamine. Not considered –
 No0 No0
Bacterial STIs  Not considered – – Does your patient/client have gonorrhoeae, chlamydia or syphilis, or does he have a history of these infections? Yes4 We considered only those participants who have been diagnosed in the last 12 months. Bacterial STIs diagnosis in the last 12 months. Yes2 None
 No0 No0
Min-Max score 0–450–190–10
Threshold for eligibility >10>1>3
  • AI, anal intercourse; CAI, condomless anal intercourse; CIAI, condomless insertive anal intercourse; CRAI, condomless receptive anal intercourse; ; NSP, non steady partner(s); SDET, San Diego Early Test.