Course 2
Pearl Index
Table: Overview
Table: Overview
避孕     Contraception

避孕方法:避孕的成敗
Methods of Contraception: Success and Failure of Contraception

珀爾指數(避孕指數):概觀
The Pearl Index: Overview

                             各種避孕方法的珀爾指數                                   Pearl index for various contraceptive methods

100名婦女使用1年的避孕方法
Method used by 100 women for 1 year.
當使用確定的避孕方法時懷孕的百分比
Percentage of women becoming pregnant that year while using the method.
  1. 未避孕  /  No contraception 85
  2. 陰莖退離  /  Withdrawal 35
  3. 安全期避孕(日期計算法)
      
Rhythm (calendar)
14 - 40
  4. 安全期避孕(比林斯法)
      
Rhythm (Billings)
15.5 - 32
  5. 僅用殺精子製劑  /  Spermicides alone   5 - 20
  6. 宮頸帽  /  Cervical cap   7 - 11
  7. 避孕套  /  Condom   3 - 4
  8. 女用避孕套  /  Female condom   1 - 5
  9. 含殺精子劑的陰道隔膜
      
Diaphragm with spermicide
  2 - 3
10. 安全期避孕(基礎體溫法)
      
Rhythm (temperature)
  0.5 - 3
11. 避孕針劑  /  Injection   0.03 - 2
12. 激素緩釋型宮內避孕器
      
Hormonal IUD
  0.05 - 0.1
13. 避孕藥  /  Pill   0.1 - 0.5
14. 絕育  /  Sterilization   0.1 - 0.3
15. 皮下埋植杆  /  Implant   0

[Course 2] [Description] [How to use it] [Introduction] [Conception] [Pregnancy] [Birth] [Infertility] [Contraception] [A Complex Issue] [Methods of Contracep.] [Abortion] [Additional Reading] [Examination]