<prompt> Which of the following is NOT an indicator for Malaria surveillance in a population?Annual parasite indexAnnual parasite incidenceAnnual falciparum incidenceSlide falciparum rate  <response>: Pre-Eradication Era indicators: Spleen Rate : Average Enlarged Spleen Parasite Rate Parasite Density Index Infant Parasite Index Propoional Case Rate Eradication Era indicators: Annual Parasite Incidence API-Best indiator of Malaria control. Annual Blood Examination Rate ABER-Best indicator of operational efficiency. Annual Falciparum Incidence AFI Slide Positivity Rate SPR : good outbreak indicator. Slide Falciparum Rate SFR - Hence option-1 is the answer 