MCQs
6530 questions found
A.
Number Needed to Treat (NNT).
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B.
Number Needed to Harm (NNH).
✓
C.
Incidence proportion (or cumulative incidence).
✓
A.
Evacuate all residents from the nursing home.
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B.
Implement immediate infection control measures, cohort infected individuals, and test all residents and staff for the causative agent.
✓
C.
Only treat residents who develop severe symptoms.
✓
D.
Wait for the cluster to spread to nearby nursing homes.
✓
A.
Wait for a definitive diagnosis before informing anyone.
✓
B.
Immediately isolate the patient, collect samples, and notify the local infectious disease control unit.
✓
C.
Treat symptomatically and discharge.
✓
D.
Refer to a general practitioner for routine follow-up.
✓
A.
Many false positive results.
✓
B.
Many false negative results, potentially leading to missed diagnoses.
✓
C.
Accurate diagnosis immediately.
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D.
No need for further testing.
✓
C.
Absolute Risk Reduction (ARR).
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D.
Number Needed to Harm (NNH).
✓
A.
Advise people to boil water before use.
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B.
Issue an immediate "boil water" advisory, identify affected areas, and coordinate with healthcare providers for case management.
✓
C.
Wait for lab confirmation from every affected individual.
✓
D.
Only provide bottled water to a few households.
✓
D.
Prognostic benefit of early detection.
✓
A.
The association is highly plausible.
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B.
The association needs to be critically examined for biological plausibility; rare exposure causing common disease is less common.
✓
C.
Biological plausibility is irrelevant.
✓
D.
The chemical is definitely carcinogenic.
✓
A.
Provide more naloxone to paramedics only.
✓
B.
Implement immediate harm reduction strategies, distribute naloxone, and investigate the source of contaminated drugs.
✓
C.
Wait for the increase to plateau.
✓
D.
Blame the individuals for drug use.
✓
A.
Prevalence of infections.
✓
B.
Incidence rate of new infections.
✓
C.
Mortality rate from infections.
✓
D.
Case-fatality rate from infections.
✓
