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Question 1
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<p>In City A, which has a population of 100,000, there are 400 new cases of tuberculosis reported between January 1, 1998 and December 31, 1999. What is the annual incidence of tuberculosis for this population? Assume that the number of existing cases on January 1, 1998 was negligible. </p>
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Question 2
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<p>Prevalence includes: </p>
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Question 3
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<p>In Town B, the prevalence of disease Z is 4.6%, and the average duration of the disease is 4 years. What is the incidence rate of the disease?</p>
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<input type="radio" name="input_35ee63cecf18460a863a63c2a419dae8_2_1" id="input_35ee63cecf18460a863a63c2a419dae8_2_1_choice_2" class="field-input input-radio" value="choice_2"/><label id="35ee63cecf18460a863a63c2a419dae8_2_1-choice_2-label" for="input_35ee63cecf18460a863a63c2a419dae8_2_1_choice_2" class="response-label field-label label-inline" aria-describedby="status_35ee63cecf18460a863a63c2a419dae8_2_1"> 2.4 per 1,000
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<input type="radio" name="input_35ee63cecf18460a863a63c2a419dae8_2_1" id="input_35ee63cecf18460a863a63c2a419dae8_2_1_choice_3" class="field-input input-radio" value="choice_3"/><label id="35ee63cecf18460a863a63c2a419dae8_2_1-choice_3-label" for="input_35ee63cecf18460a863a63c2a419dae8_2_1_choice_3" class="response-label field-label label-inline" aria-describedby="status_35ee63cecf18460a863a63c2a419dae8_2_1"> 2.4 per 100
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<input type="radio" name="input_35ee63cecf18460a863a63c2a419dae8_2_1" id="input_35ee63cecf18460a863a63c2a419dae8_2_1_choice_4" class="field-input input-radio" value="choice_4"/><label id="35ee63cecf18460a863a63c2a419dae8_2_1-choice_4-label" for="input_35ee63cecf18460a863a63c2a419dae8_2_1_choice_4" class="response-label field-label label-inline" aria-describedby="status_35ee63cecf18460a863a63c2a419dae8_2_1"> 87.0 per 1,000
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Question 4
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<p>If the prevalence of disease J has been roughly constant for the last 10 years, and assuming no other changes, what would be the impact of a program that reduces incidence of a disease?</p>
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<input type="radio" name="input_254d289970be47a49fc0b1d4bd8f39c0_2_1" id="input_254d289970be47a49fc0b1d4bd8f39c0_2_1_choice_0" class="field-input input-radio" value="choice_0"/><label id="254d289970be47a49fc0b1d4bd8f39c0_2_1-choice_0-label" for="input_254d289970be47a49fc0b1d4bd8f39c0_2_1_choice_0" class="response-label field-label label-inline" aria-describedby="status_254d289970be47a49fc0b1d4bd8f39c0_2_1"> It would increase prevalence of the disease
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<input type="radio" name="input_254d289970be47a49fc0b1d4bd8f39c0_2_1" id="input_254d289970be47a49fc0b1d4bd8f39c0_2_1_choice_1" class="field-input input-radio" value="choice_1"/><label id="254d289970be47a49fc0b1d4bd8f39c0_2_1-choice_1-label" for="input_254d289970be47a49fc0b1d4bd8f39c0_2_1_choice_1" class="response-label field-label label-inline" aria-describedby="status_254d289970be47a49fc0b1d4bd8f39c0_2_1"> It would decrease prevalence of the disease
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<input type="radio" name="input_254d289970be47a49fc0b1d4bd8f39c0_2_1" id="input_254d289970be47a49fc0b1d4bd8f39c0_2_1_choice_2" class="field-input input-radio" value="choice_2"/><label id="254d289970be47a49fc0b1d4bd8f39c0_2_1-choice_2-label" for="input_254d289970be47a49fc0b1d4bd8f39c0_2_1_choice_2" class="response-label field-label label-inline" aria-describedby="status_254d289970be47a49fc0b1d4bd8f39c0_2_1"> It would have no impact on prevalence of disease
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<input type="radio" name="input_254d289970be47a49fc0b1d4bd8f39c0_2_1" id="input_254d289970be47a49fc0b1d4bd8f39c0_2_1_choice_3" class="field-input input-radio" value="choice_3"/><label id="254d289970be47a49fc0b1d4bd8f39c0_2_1-choice_3-label" for="input_254d289970be47a49fc0b1d4bd8f39c0_2_1_choice_3" class="response-label field-label label-inline" aria-describedby="status_254d289970be47a49fc0b1d4bd8f39c0_2_1"> There is insufficient information given to determine what the effect on prevalence would be.
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Question 5
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<p>Which of the following are true regarding DALYs?</p>
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<input type="radio" name="input_817cb1ca54444337a6166df26b01e961_2_1" id="input_817cb1ca54444337a6166df26b01e961_2_1_choice_0" class="field-input input-radio" value="choice_0"/><label id="817cb1ca54444337a6166df26b01e961_2_1-choice_0-label" for="input_817cb1ca54444337a6166df26b01e961_2_1_choice_0" class="response-label field-label label-inline" aria-describedby="status_817cb1ca54444337a6166df26b01e961_2_1"> DALYs are another method to measure mortality
</label>
</div>
<div class="field">
<input type="radio" name="input_817cb1ca54444337a6166df26b01e961_2_1" id="input_817cb1ca54444337a6166df26b01e961_2_1_choice_1" class="field-input input-radio" value="choice_1"/><label id="817cb1ca54444337a6166df26b01e961_2_1-choice_1-label" for="input_817cb1ca54444337a6166df26b01e961_2_1_choice_1" class="response-label field-label label-inline" aria-describedby="status_817cb1ca54444337a6166df26b01e961_2_1"> DALYs assess the number of years of life lost due to ill health, disability or early death
</label>
</div>
<div class="field">
<input type="radio" name="input_817cb1ca54444337a6166df26b01e961_2_1" id="input_817cb1ca54444337a6166df26b01e961_2_1_choice_2" class="field-input input-radio" value="choice_2"/><label id="817cb1ca54444337a6166df26b01e961_2_1-choice_2-label" for="input_817cb1ca54444337a6166df26b01e961_2_1_choice_2" class="response-label field-label label-inline" aria-describedby="status_817cb1ca54444337a6166df26b01e961_2_1"> DALYs measure distribution of health in a population
</label>
</div>
<div class="field">
<input type="radio" name="input_817cb1ca54444337a6166df26b01e961_2_1" id="input_817cb1ca54444337a6166df26b01e961_2_1_choice_3" class="field-input input-radio" value="choice_3"/><label id="817cb1ca54444337a6166df26b01e961_2_1-choice_3-label" for="input_817cb1ca54444337a6166df26b01e961_2_1_choice_3" class="response-label field-label label-inline" aria-describedby="status_817cb1ca54444337a6166df26b01e961_2_1"> DALYs focus on the quantity and quality of life lived
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Question 6
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<p>Which of the following are true regarding QALYs?</p>
<div class="wrapper-problem-response" tabindex="-1" aria-label="Question 1" role="group"><div class="choicegroup capa_inputtype" id="inputtype_ce78c32261274703a1dc98c4a4014520_2_1">
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<input type="radio" name="input_ce78c32261274703a1dc98c4a4014520_2_1" id="input_ce78c32261274703a1dc98c4a4014520_2_1_choice_0" class="field-input input-radio" value="choice_0"/><label id="ce78c32261274703a1dc98c4a4014520_2_1-choice_0-label" for="input_ce78c32261274703a1dc98c4a4014520_2_1_choice_0" class="response-label field-label label-inline" aria-describedby="status_ce78c32261274703a1dc98c4a4014520_2_1"> QALYs are another method to measure mortality
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<div class="field">
<input type="radio" name="input_ce78c32261274703a1dc98c4a4014520_2_1" id="input_ce78c32261274703a1dc98c4a4014520_2_1_choice_1" class="field-input input-radio" value="choice_1"/><label id="ce78c32261274703a1dc98c4a4014520_2_1-choice_1-label" for="input_ce78c32261274703a1dc98c4a4014520_2_1_choice_1" class="response-label field-label label-inline" aria-describedby="status_ce78c32261274703a1dc98c4a4014520_2_1"> QALYs assess the number of years of life lost due to ill health, disability or early death
</label>
</div>
<div class="field">
<input type="radio" name="input_ce78c32261274703a1dc98c4a4014520_2_1" id="input_ce78c32261274703a1dc98c4a4014520_2_1_choice_2" class="field-input input-radio" value="choice_2"/><label id="ce78c32261274703a1dc98c4a4014520_2_1-choice_2-label" for="input_ce78c32261274703a1dc98c4a4014520_2_1_choice_2" class="response-label field-label label-inline" aria-describedby="status_ce78c32261274703a1dc98c4a4014520_2_1"> QALYs measure distribution of health in a population
</label>
</div>
<div class="field">
<input type="radio" name="input_ce78c32261274703a1dc98c4a4014520_2_1" id="input_ce78c32261274703a1dc98c4a4014520_2_1_choice_3" class="field-input input-radio" value="choice_3"/><label id="ce78c32261274703a1dc98c4a4014520_2_1-choice_3-label" for="input_ce78c32261274703a1dc98c4a4014520_2_1_choice_3" class="response-label field-label label-inline" aria-describedby="status_ce78c32261274703a1dc98c4a4014520_2_1"> QALYs focus on the quantity and quality of life lived
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Question 7
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<p>The population attributable fraction </p>
<div class="wrapper-problem-response" tabindex="-1" aria-label="Question 1" role="group"><div class="choicegroup capa_inputtype" id="inputtype_4be1439b9cc644039e82ba5e0123739e_2_1">
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<input type="radio" name="input_4be1439b9cc644039e82ba5e0123739e_2_1" id="input_4be1439b9cc644039e82ba5e0123739e_2_1_choice_0" class="field-input input-radio" value="choice_0"/><label id="4be1439b9cc644039e82ba5e0123739e_2_1-choice_0-label" for="input_4be1439b9cc644039e82ba5e0123739e_2_1_choice_0" class="response-label field-label label-inline" aria-describedby="status_4be1439b9cc644039e82ba5e0123739e_2_1"> Assesses the extent to which income distribution among a population deviates from the theoretical line of equality in which each segment of the population earns the same proportion of the total income
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<input type="radio" name="input_4be1439b9cc644039e82ba5e0123739e_2_1" id="input_4be1439b9cc644039e82ba5e0123739e_2_1_choice_1" class="field-input input-radio" value="choice_1"/><label id="4be1439b9cc644039e82ba5e0123739e_2_1-choice_1-label" for="input_4be1439b9cc644039e82ba5e0123739e_2_1_choice_1" class="response-label field-label label-inline" aria-describedby="status_4be1439b9cc644039e82ba5e0123739e_2_1"> Assesses equality in health
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<input type="radio" name="input_4be1439b9cc644039e82ba5e0123739e_2_1" id="input_4be1439b9cc644039e82ba5e0123739e_2_1_choice_2" class="field-input input-radio" value="choice_2"/><label id="4be1439b9cc644039e82ba5e0123739e_2_1-choice_2-label" for="input_4be1439b9cc644039e82ba5e0123739e_2_1_choice_2" class="response-label field-label label-inline" aria-describedby="status_4be1439b9cc644039e82ba5e0123739e_2_1"> Assesses the percent reduction in incidence rate of a disease that would occur if a certain risk factor were to be eliminated.
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<input type="radio" name="input_4be1439b9cc644039e82ba5e0123739e_2_1" id="input_4be1439b9cc644039e82ba5e0123739e_2_1_choice_3" class="field-input input-radio" value="choice_3"/><label id="4be1439b9cc644039e82ba5e0123739e_2_1-choice_3-label" for="input_4be1439b9cc644039e82ba5e0123739e_2_1_choice_3" class="response-label field-label label-inline" aria-describedby="status_4be1439b9cc644039e82ba5e0123739e_2_1"> Assesses the proportion of a population that has a risk factor for a certain disease
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