题目
单项选择题
Question at position 39 When cases of COVID-19 continued to increase each week, it was likely that…The R0 value was less than 1None of the aboveThe R0 value was greater than 1The R0 value was 1Clear my selection
选项
A.The R0 value was less than 1
B.None of the above
C.The R0 value was greater than 1
D.The R0 value was 1
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标准答案
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思路分析
To understand the scenario, we need to connect case growth to the basic reproduction number, R0.
Option 1: 'The R0 value was less than 1' When R0 < 1, each infected person infects less than one other person on average, so an outbreak would tend to shrink over time rather than grow. Therefore, ......Login to view full explanation登录即可查看完整答案
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Question at position 23 If the R0 (R naught) of an infectious disease is 0.8 which of the following will occur?Pathogen will expand and persist in the populationNumber of cases will diminish over timeNone of the aboveDisease will continue to persist endemicallyClear my selection
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Question at position 40 Which of the following is true is about R0 (R-naught)?Used to estimate the degree of communicability of a diseaseRepresents, on average, the number of people that a single infected person can be expected to transmit that disease toImportant for classifying a threat as a pandemicTwo of these
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