positivity rate
noun[C]
uk/pɒz.əˈtɪv.ə.ti ˌreɪt/us/pɑː.zəˈtɪv.ə.t̬i ˌreɪt/(USalsopercent positive)thenumberof alltestsfor anillnessthat arepositive(= show that someone has theillness),expressedas anumberout of a hundred:
阳性百分比（即某一疾病的所有测试结果呈阳性的数量，以百分比表示）Thesenumbersprobablyunderestimatethetruepositivityrate.这些数字可能低估了真正的阳性百分比。
Quicktestinghas beensuccessfulinidentifyingpeoplewho wereHIVpositive, with as much as a 3% positivityrate.快速检测在识别HIV阳性者方面是成功的，阳性率高达3%。
- Chan et al.reporteda high positivityrateof 52.1 % inpatientsinvestigatedduring theSARSepidemic.
- Seroprevalencestudieshaveshowna positivityrateof theorderof 30% inNorthAmericaandEurope.
- OtherinvestigatorseitherfailedtodetectviralDNA, orreportedlowpositivityrates.
Numerical relationships
- absolute maximum
- absolute minimum
- arithmetic progression
- cardinality
- decreasing
- differential
- disproportionate
- golden ratio
- intersect
- inverse function
- inverse proportion
- linear
- linearly
- percent
- percentage
- prorated
- quantile
- ratio
- recursion
- trinomial
You can also find related words, phrases, and synonyms in the topics:
Passing on illness & causing disease