Table 1.
Model parameters, values and sources.
| Symbol | Definition | 3% prevalence scenario | Source |
|---|---|---|---|
| ɛ | Vaccine efficacy | 95% | [11] |
| μ | Rate at which individuals leave the age group of peak sexual activity /yr | 1/15/yr | [2,3] |
| κ | Rate at which individuals are recruited into the age group of peak sexual activity /yr | μN/2 | Derived (see Methods) |
| σ | Pair break-up rate /yr | 2/yr | [27] |
| ρ | Pair formation rate /yr | 33.66/yr | Derived using [27] (see Methods) |
| h | Number of sex acts /yr | 130/yr | [31] |
| β | Transmission rate per sex act | 0.073/act | [41,42], calibrated (see Methods) |
| ω | Rate at which females are vaccinated | 0.05/yr | [42], calibration (see Methods) |
| γ | Infection clearance rate/yr | 1/yr | [14,16,42] |
| δ | Natural immunity waning rate/yr | 1/10/yr | [13,14,16] |