Which type of measurement scale is used to rank data without precise intervals, such as satisfaction levels?
ANominal
BOrdinal
CInterval
DRatio
HIV sentinel surveillance is used for:
ADetection of high-risk group
BPrevalence of HIV infection
CMonitoring trends in HIV infection
DMonitoring disease trends
Which of the following is the sensitive indicator to assess the availability, utilization, and effectiveness of healthcare in a community?
AInfant mortality rate
BMaternal mortality rate
CImmunization coverage
DDisability-adjusted life years
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