Table 1.

Parameters used for female sex workers (FSW), their clients and men who have sex with men (MSM) in 2016

Model parameter	FSW	Clients	Young MSM (<30 years)	Old MSM (≥30 years)
Size estimates (% of adult women or men)	0.5% (0.3 to 0.9%)	5.1% (1.8 to 12.1%)	1.2% (0.8 to 2.3%)
HIV‐1 prevalence	5.9% (1.8 to 10.0%)	1.2% (0.5 to 2.4%)	28.6% (19.8 to 37.5%)a	37.0% (14.8 to 59.2%)
Level of viral suppression in individuals living with HIV	73.7% (60.9 to 84.2%)	NA	35.4% (23.9 to 48.2%)
Frequency of partners per year
Commercial (FSW/Clients)	516.4 (368.2 to 691.2)b	69.6 (62.4 to 78.0)	–	–
Main heterosexual	0.58 (0.47 to 0.73)	1.9 (1.3 to 2.6)	0.88 (0.39 to 1.5)	0.88 (0.39 to 1.5)
Casual heterosexual	0.96 (0.48 to 1.6)	0.6 (0.15 to 1.4)	2.3 (0.55 to 5.1)	2.3 (0.55 to 5.1)
Main (MSM sex)	–	–	0.71 (0.59 to 0.83)	0.71 (0.59 to 0.83)
Casual (MSM sex)	–	–	5.4 (2.5 to 9.2)	4.8 (1.3 to 9.2)
% of commercial sex acts that are analc	4.1% (2.1 to 6.5%)	5.1% (3.8 to 6.5%)
Frequency of vaginal sex acts per year
Main heterosexual partners	98.3 (78.5 to 117.5)	97.3 (73.6 to 124.6)	65.3 (56.2 to 74.4)	65.3 (56.2 to 74.4)
Casual heterosexual partners	6.2 (4.2 to 8.2)	3.8 (2.1 to 5.9)	4.5 (2.6 to 6.4)	4.5 (2.6 to 6.4)
Frequency of anal sex acts per year
Main heterosexual partners	9.9 (3.6 to 15.6)	6.6 (3.4 to 11.1)	5.2 (1.6 to 9.4)	5.2 (1.6 to 9.4)
Casual heterosexual partners	0.49 (0.12 to 1.2)	0.33 (0.097 to 0.75)	0.52 (0.04 to 1.0)	0.52 (0.04 to 1.0)
Frequency of anal sex for men with men per year (MSM sex)
Main partnerships of MSM	–	–	105.6 (91.0 to 120.6)	105.6 (91.0 to 120.6)
Casual partnerships of MSM	–	–	7.6 (6.7 to 8.2)	15.2 (13.2 to 16.4)

NA denotes not available.

^aAlternative IBBA survey from 2014 suggests lower HIV prevalence of 13.3% (9.7 to 17.4%).

^bUncertainty range widened based on different estimates from the 2016 survey and earlier surveys.

^cThe rest are vaginal.