Table 2 Point estimates of the parameters of the deterministic ODE-based model obtained through a frequentist probabilistic calibration approach

ω _{M H}

Partner acquisition rate (high-risk males)

8.3515

ω _{M L}

Partner acquisition rate (low-risk males)

2.4526

ω _{F H}

Partner acquisition rate (high-risk females)

8.3836

ω _{F L}

Partner acquisition rate (low-risk females)

1.6085

χ

Proliferation parameter

0.0100

β

STI transmission probability per partnership

0.1639

π _2,3

Transition parameter from state 2 to state 3

0.7957

π _3,4

Transition parameter from state 3 to state 4

0.0891

π _4,5

Transition parameter from state 4 to state 5

0.0232

π _1,5

Transition parameter from state 1 to state 5

0.0005