incidence

noun

1. 发生范围；影响程度；发生率
   the extent to which sth happens or has an effect
   1. an area with a high incidence of crime
      犯罪率高的地区
2. 入射（角）
   the way in which light meets a surface
   1. the angle of incidence
      入射角

1. N-VAR (疾病等的)发生，发生率
   The incidence of something bad, such as a disease, is the frequency with which it occurs, or the occasions when it occurs.
   1. The incidence of breast cancer increases with age.
      乳腺癌的发病率随年龄增长而递增。
   2. ...the high incidence of child mortality.
      儿童高死亡率
   3. ...a couple of isolated incidences.
      几起孤立的病例

1. The incidence of breast cancer increases with age.
   乳腺癌的发病率随年龄增长而递增。
2. It was noted that within a year the incidence of illness had increased quite significantly.
   据观察一年之内发病率显著上升。
3. The change in smoking is paralleled by a change in the incidence of lung cancer
   吸烟情况的变化与肺癌发病率的变化如影随形。
4. The incidence of this disease has dropped considerably in the past few years.
   近几年这种病的发病率大大降低了。
5. There's a high incidence of disease.
   那里发病率很高。
6. This country has a high incidence of crime.
   这个国家的犯罪率很高。
7. Objective To analyze the incidence, causes and treatment of severe complications in interventional therapy for congenital heart disease.
   目的分析先天性心脏病介入封堵治疗中和治疗后严重并发症的发生率、原因及防治措施。
8. The health education caused a decline in the incidence of diarrhoeal diseases.
   卫生教育降低了腹泻病的发生率。
9. Outcomes included respiratory tract and other illnesses, incidence rate ratios, and vaccine effectiveness.
   结果包括呼吸道和其它的疾病，发病率的比例和疫苗效价。
10. In conclusion, hepatic resection by CUSA increases the incidence and severity of VAE.
    总之，用CUSA进行肝切除会增加VAE的发生率和危险性。
11. The researchers discovered that from year to year incidence and mortality rates varied significantly in any one setting.
    研究人员发现，不论采用任何一个标准不同年份间发病率和死亡率有显著的不同。
12. Estimates of incidence with uncertainty were also generated with mortality and MI ratios.
    发生率的不确定性的预测也根据死亡率和MI比进行计算。
13. The results indicate that flexible sigmoidoscopy reduces cancer incidence and mortality by23% and31%, respectively.
    结果表明，乙状结肠镜使结直肠癌的发病率和死亡率分别降低了23%和31%。
14. To investigate the incidence and clinical characteristics of gastric stump cancer.
    探讨残胃癌的发病规律和临床特点。
15. Objective: To study the incidence and the related factors of amblyopia in cerebral palsy.
    目的：对脑瘫患儿弱视的发生及相关因素进行探讨。
16. Malaria incidence and mortality rates fall
    疟疾发病率和死亡率下降
17. Conclusion: Enhancing the regular treatment and manage can reduce the incidence rate of arrhythmia after operation.
    结论：加强手术前的正规治疗和管理，可以减少术后心律失常的发生率。
18. In Latin America and the Caribbean, the incidence and severity of disease are increasing rapidly.
    在拉丁美洲和加勒比，该病的发病和严重程度正在迅速增强。
19. In this way they have greatly reduced the incidence of disease.
    他们就这样大大降低了发病率。
20. Both FEV1 and FVC had a significant inverse relationship with stroke incidence, but adjustment attenuated this relationship.
    FEV1和FVC与中风发生率显著反相关，但是校正减弱了这种关系。
21. The incidence of emesis, ileus, and other postoperative complications was similar in the2 groups.
    两组呕吐、肠阻塞和其它术后并发症的发生率是相似的。
22. This is important in light of the increasing incidence of overweight and obesity around the world.
    这对于目前全世界超重和肥胖发生率的增加有重要意义。
23. Main Outcome Measures Incidence of MCI and rate of decline in cognitive function.
    主要结果测定MCI的发病和认知功能下降的比率。
24. Incidence rates of pulmonary tuberculosis are high among new immigrants.
    在在新移民中肺结核发生机率高。
25. Conclusion: Diagnosis and treatment at earliest can decrease the incidence of placental abruption and death rate of perinatal.
    结论：对病因进行早期诊断和治疗，可以降低胎盘早剥的发生率和围产儿死亡率。
26. In developing countries, a large amount of incidence and mortality data from influenza-linked pneumonia remains unpublished.
    在发展中国家，大量流感相关的肺炎的发病率和死亡率数据仍然未公布。
27. Conclusion mammary gland disease is a common women of childbearing age, a high incidence, harmfulness.
    结论乳腺疾病是育龄妇女的一种常见病，发病率高，危害性大。
28. He said their study shows that the incidence of diet and the risk of liver cancer related.
    他说，他们的研究表明饮食与肝癌的发病风险有关。

noun

1. the striking of a light beam on a surface
   1. he measured the angle of incidence of the reflected light

2. the relative frequency of occurrence of something

   Synonym:    relative incidence