Epidemiology — Flashcards

Flashcard 101: Japanese encephalitis outbreak occurs every _____ years

Answer: 2-3

Flashcard 102: Indices for Surveillance of Aedes Mosquitoes (For Yellow Fever..): * Container Index = _____ \(\times\) _____ * House Index = _____ \(\times\) _____ * Breteau Index = _____ \(\times\) _____

Answer:  \(\frac {No.\ of\ containers\ showing\ breeding\ of\ Aedes\ larvae\ C+} {Total\ no.\ of\ containers\ surveyed\ C}\) 

Extra: y

Flashcard 103: This is a _____ age pyramid seen in _____ countries.

Answer: broad belly

Extra: The "broad belly" (constrictive) age pyramid is characterized by a narrowing base (low birth rates) and a bulging middle section (aging population), typical of developed nations in the later stages of demographic transition.

Flashcard 104: historical controls are used in _____ trials

Answer: non randomised uncontrolled

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Flashcard 105: cohort study determines _____ of a disease

Answer: incidence

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Flashcard 106: _____ is the time between primary and secondary case

Answer: serial interval

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Flashcard 107: unit of study in ecological study design is

Answer: population * MCQ

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Flashcard 108: _____ is most important for assessing causality

Answer: Evidence-based medicine

Flashcard 109: Uncontrolled trials are used for _____

Answer: assessing public health interventions

Flashcard 110: Grade 2 disability (G2D) among new cases of leprosy is _____%

Answer: 3.61

Extra: According to NLEP 2017-18 data, the proportion of Grade 2 Disability (G2D) among new cases was 3.61%. For the same period: - G2D rate per million population: 3.34 - Total new cases: 1,26,164