bool DiagnosticTreatNeg::positiveTestResult()
{
LOG_DEBUG_F("Individual %d is taking the test \n", parent->GetSuid().data);
//This test is the same as smear, but if you are smear neg you can get a different intervention
// Apply diagnostic test with given specificity/sensitivity
IIndividualHumanTB2* tb_ind = nullptr;
if(parent->QueryInterface( GET_IID( IIndividualHumanTB2 ), (void**)&tb_ind ) != s_OK)
{
LOG_WARN("DiagnosticTreatNeg works with TB sims ONLY");
throw QueryInterfaceException( __FILE__, __LINE__, __FUNCTION__, "parent", "IIndividualHumanTB2", "IIndividualHuman" );
}
bool activeinf = tb_ind->HasActiveInfection() && !tb_ind->HasActivePresymptomaticInfection();
if (activeinf)
{
// True positive (sensitivity), or False positive (1-specificity)
bool smearpos = tb_ind->IsSmearPositive();
bool positiveTest = applySensitivityAndSpecificity( smearpos );
LOG_DEBUG_F("Individual %d is active %d, smearpos %d, Test sensitivity is %f, result is %d \n", parent->GetSuid().data, activeinf, smearpos, (float) base_sensitivity, positiveTest);
return positiveTest;
}
else
{
LOG_DEBUG("Got a negative result \n");
return false;
}
}
bool StiCoInfectionDiagnostic::positiveTestResult()
{
LOG_DEBUG("Positive test Result function\n");
IIndividualHumanSTI* sti_ind = nullptr;
if(parent->QueryInterface( GET_IID( IIndividualHumanSTI ), (void**)&sti_ind ) != s_OK)
{
throw QueryInterfaceException( __FILE__, __LINE__, __FUNCTION__, "parent", "IIndividualHumanSTI", "IIndividualHuman" );
}
bool activeinf = sti_ind->HasSTICoInfection();
// always return negative if the person is not infected, intended to be used with GroupEventCoordinator
// TODO: allow to distribute Smear diagnostic to non-infected individuals?
bool positiveTest = applySensitivityAndSpecificity( activeinf );
return positiveTest;
}
bool HIVSimpleDiagnostic::positiveTestResult()
{
#ifdef ENABLE_TBHIV
IIndividualHumanHIV* HIVpersonptr = nullptr;
if (parent->QueryInterface(GET_IID(IIndividualHumanHIV), (void**)&HIVpersonptr) != s_OK)
{
throw QueryInterfaceException(__FILE__, __LINE__, __FUNCTION__, "parent", "IIndividualHumanHIV", "IIndividualHumanContext");
}
// Apply diagnostic test with given specificity/sensitivity
bool infected = HIVpersonptr->HasHIV();
// True positive (sensitivity), or False positive (1-specificity)
return applySensitivityAndSpecificity(infected);
#else
return SimpleDiagnostic::positiveTestResult();
#endif
}
