Epidemiology — Flashcards

Flashcard 51: cross sectional study determines _____

Answer: prevalence of a disease

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Flashcard 52: Based on the standard epidemiology chart of 10 cases, which cases are included in the **point prevalence on March 1**?

Answer: 1, 2, and 6

Flashcard 53: _____ is the largest health survey system in india

Answer: national family  health survey

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Flashcard 54: _____ study is aka correlation study

Answer: ecological

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Flashcard 55: _____ is the study of choice in rare/expensive investigation

Answer: nested case control

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Flashcard 56: mansonia mosquito comes from _____

Answer: lakes with aquatic vegetation

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Flashcard 57: disability means loss of _____

Answer: activity or action

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Flashcard 58: annual parasite incidence(API) rate should be _____

Answer: <1/1000

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Flashcard 59: afd4b1167fda4b9c995090d0ae732967-oa-2

Answer: international classification of diseases

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Flashcard 60: The demographic gap is minimum in _____ of the demographic cycle.

Answer: Stage 1 and Stage 4

Extra: The **demographic gap** is the difference between the birth rate and the death rate. - **Stage 1 (High stationary):** Both birth and death rates are high; the gap is minimum (near zero). - **Stage 2 (Early expanding):** Death rate falls while birth rate remains high; the gap increases (maximum population growth). - **Stage 3 (Late expanding):** Birth rate begins to fall; the gap starts to narrow. - **Stage 4 (Low stationary):** Both birth and death rates are low; the gap is minimum (near zero). - **Stage 5 (Declining):** Birth rate falls below the death rate; the gap becomes negative (population decline).