Research Article
Optimal Control of the Lost to Follow Up in a Tuberculosis Model
Table 1
Table of parameter values [
14–
16].
| Parameters | Description | Estimated values | Source |
| | Recruitment rate of susceptible individuals | 5 | Assumed | | Transmission rate | variable | Assumed | | Natural death rate | 0.019896 | [14] | | TB-induced mortality for the follow up | 0.02272 | [15] | | TB-induced mortality for the lost to follow up | 0.20 | [15] | | Fraction of lost to follow up that are still infectious | 1 | Assumed | | Rate at which infectious become lost to follow up | Variable | Assumed | | Fast route to infectious class | 0.3 | [15] | | Fast route to lost to follow up class | 0.1 | Assumed | | Chemoprophylaxis of latently infected individuals | 0.001 | [15] | | Recovery rate of the infectious | 0.7311 | [15] | | Rate at which the lost to follow up return to the hospital | 0.2 | Assumed | | Recovering rate for the lost to follow up | 0.001 | Assumed | | Rate of progression from infected latently to infectious | 0.0005 | [16] | | Rate of progression from infected latently to lost to follow up | Variable | Assumed |
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