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TOEFL IELTS BNC: 3906 COCA: 5847

incidence

Word family 
in·ci·dence /ˈɪnsɪdəns/ AWL noun [countableC usually singular] formal  
AMOUNTthe number of times something happens, especially crime, disease etc 〔尤指罪行、疾病等的〕发生率 → rate
incidence of
 Why did the incidence of heroin use continue to climb?
为什么吸食海洛因的人数持续攀升？
high/low etc incidence
 Smokers had the highest incidence of colds.
吸烟者中感冒的发病率最高。
Examples from the Corpus
incidence• a neighborhood with a high incidence of drug and alcohol abuse• Poverty is one of the reasons for the high incidence of crime in this district.• There is a higher incidence of suicide among women than men.• The reported incidence of this crime rose 28. 6 percent between 1974 and 1983, more than any other major offense.• Since the early 1970s the incidence of breast cancer has increased by about 1% per year.• From the mid 1880s there was a marked increase in the incidence of strikes.• Furthermore, in comparison with men the incidence of pancreatitis discharges in women did not increase between 1970 and 1989.• Special preconceptual care designed to reduce the incidence of congenital malformation is also examined from this point of view.• In this respect the incidence of neurosis seems inversely proportional to social disorder.• Why then is the rate of circumcision up to six times greater than the incidence of preputial pathology?• The true incidence of this varies and is greatly influenced by the experience and skill of the surgical team.
high/low etc incidence• There has been a high incidence of political succession by means of military coups d'état.• But the case for amiodarone is not proved, and it has been associated with a higher incidence of sudden death.• Introduction Old people have the highest incidence of dementia, a condition with over 100 distinct causes.• Because of the low incidence of the disorder such services can never be comprehensively and efficiently provided at district level.• The high incidence of biliary leakage could not be easily explained.• Portacaval shunt surgery has not enjoyed great popularity because of the very high incidence of postoperative encephalopathy in the elderly.
From Longman Business Dictionary
incidencein·ci·dence /ˈɪnsɪdəns/ noun [singular]
1TAX the effect of a particular tax on people or organizations, and how much they have to pay
The structure of production may influence the incidence of taxation.
2the number of times something happens
The incidence of new product failure is very high.
in·ci·dence noun
Chinese
Syllable
Corpus
TOEFL IELTS BNC: 3906 COCA: 5847
incidence

noun

ADJECTIVE | VERB + INCIDENCE | INCIDENCE + VERB | INCIDENCE + NOUN | PREPOSITION | PHRASES ADJECTIVE➤great, high很高的發生率；高發生率◇There is a greater incidence of cancer in the families of radiation workers.接觸放射性物質的工作人員，其家屬的癌症發病率要更高一些。➤peak發生率高峰➤low低發生率➤growing, increased, increasing, rising增長的發生率；增加的發生率；上升的發生率➤decreased, reduced降低了的發生率➤actual實際發生率➤overall總體發生率➤annual年度發生率➤recorded, reported有記錄的／報道的發生率◇the highest reported incidence of air pollution有報告以來最高的空氣污染發生率VERB + INCIDENCE➤have, show有⋯發生率；顯示發生率◇The country had the lowest incidence of AIDS cases proportional to its population.相對於人口而言，該國艾滋病發病率是最低的。◇The medical histories of our patients show a high incidence of past diseases.我們的病人病歷表明他們大都有既往病史。➤increase提高發生率➤decrease, reduce減少發生率➤find發現發生率◇They found an increased incidence of childhood leukaemia in some areas.他們發現有些地區兒童白血病發病率上升。➤measure測算發生率➤compare比較發生率◇We compared the incidence of coronary heart disease and total mortality.我們把冠心病的發病率與總死亡率作了比較。➤analyse/analyze, assess, determine, examine, investigate分析／評估／查明／調查／研究發生率➤explain解釋發生率◇The lack of vitamins may explain the higher incidence of heart disease.缺乏維生素也許是心臟病發病率較高的原因。INCIDENCE + VERB➤increase發生率上升➤decrease, fall發生率降低INCIDENCE + NOUN➤rate發生率◇an incidence rate of 4 or 5 per 10 000 of the population發生概率為每 1 萬人中 4 至 5 人PREPOSITION➤incidence among在⋯當中的發生率◇the incidence of cancer among people人的癌症發病率➤incidence in⋯中的發生率◇The study noted an increased incidence of heart disease in women.該研究發現女性心臟病發病率有所上升。PHRASES➤a decrease in the incidence of sth, an increase in the incidence of sth, a variation in the incidence of sth⋯發生率的降低／增加／變化
TOEFL IELTS BNC: 3906 COCA: 5847
TOEFL IELTS BNC: 3906 COCA: 5847

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