Table 1:

This table presents the mean Prevalence after running the simulation for 10 years, under various PrEP assignment interventions. The precision for all EpiModel values is +/− 1.1, precision for all NHS model values is +/− 0.1

Criteria code	Interpretation of the CDC guideline for prescribing PrEP	EpiModel	NHS model
Baseline		25.9	25.3
Condition 1: Unprotected Anal Intercourse (UAI) in a monogamous partnerships with unknown HIV status
1a	A partnership is monogamous when it is the only tie for both partners	24.5	23.1
1b	A partnership is monogamous when it is the only tie for at least one of the partners	23.6	21.6
Condition 2: Unprotected Anal Intercourse (UAI) outside a monogamous partnership
2a	Any tie beyond the first classifies as âĂŸoutside a monogamous partnership’.	23.3	20
2b	All ties other than the main tie is classify as âĂŸoutside a monogamous partnership’.	21.1	15.7
Condition 3: Anal intercourse (AI) in any known-serodiscordant partnership
3a	Any AI will quality the person	23	20.8
3b	Only Unprotected AI will qualify the person	23.5	21.7
Combinations of conditions
J1	Criteria 1a, 2a and 3a all quality an individual	20.6	16.2
J2	Criteria 1b, 2b and 3a all quality an individual	19.2	14.8
J3	Criteria 1b, 2b and 3b all quality an individual	19.4	14.9