Items | MSM Risk Index17 | Response | Points | Adaptation(s) | Menza12 | Response | Points | Adaptation(s) | Amsterdam SDET18 | Response | Points | Adaptation(s) |
Age (years) | How old are you today? | <18 | 0 | None | Not considered | – | – | Not considered | – | – | ||
18–28 | 8 | |||||||||||
29–40 | 5 | |||||||||||
41–49 | 2 | |||||||||||
>49 | 0 | |||||||||||
No. of partners | In the last 6 months, how many men have you had sex with? | >10 | 7 | None | Does your patient/client report 10 or more male sexual partners in the prior year? | Yes | 3 | 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 | Yes | 2 | Based on adjustments previously published,18 considering a 6-month timespan, we reduced the number of total sexual partner at >5. |
6–10 | 4 | No | 0 | No | 0 | |||||||
0–5 | 0 | |||||||||||
CRAI | In the last 6 months, how many times did you have CRAI? | 1 | 10 | 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. | Yes | 3 | 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. | |
0 | 0 | No | 0 | |||||||||
HIV+ partners | In the last 6 months, how many of your male sex partners were HIV positive? | >1 | 8 | 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? | Yes | 1 | 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 | – | – | |
1 | 4 | No | 0 | |||||||||
0 | 0 | |||||||||||
CAI with HIV+ partners | In the last 6 months, how many times did you have CIAI with a man who was HIV positive? | >5 | 6 | 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. | Yes | 3 | Sexual role is asked only during last AI. We considered only those reporting CRAI during their last AI. | |
0–4 | 0 | No | 0 | |||||||||
Drug use | In the last 6 months, have you used methamphetamines such as crystal or speed? | Yes | 6 | 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? | Yes | 11 | 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 | – | ||
No | 0 | No | 0 | |||||||||
Bacterial STIs | Not considered | – | – | Does your patient/client have gonorrhoeae, chlamydia or syphilis, or does he have a history of these infections? | Yes | 4 | We considered only those participants who have been diagnosed in the last 12 months. | Bacterial STIs diagnosis in the last 12 months. | Yes | 2 | None | |
No | 0 | No | 0 | |||||||||
Min-Max score | 0–45 | 0–19 | 0–10 | |||||||||
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.