Natural Family Planning

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How Effective is NFP?

Perfect Use Effectiveness of Commonly Used Contraceptives & Natural Family Planning Methods

 

Method 

Perfect Use
Consistent and Correct Use
 

Diaphragm    1  94%
Male Condom  2  98%
Sympto-Hormonal  (mucus and monitor)  3    98 %
Billings Method (mucus) 4  98.9%
Female Sterilization  5    99.5%
Sympto-Thermal Method  (mucus and BBT) 6  99.6%
Pill 7  99.7%
Patch 8  99.7%
Ring  9  99.7%
Creighton/Fertility Care Method  (mucus)   10     99.8%
Depo- Provera   11  99.8%
IUD  12  99.8%
Male Sterilization  13  99.9%
   

1 Hatcher R., et al. Contraceptive Technology. Ardent Media, 2011.
2  Ibid.
3  Fehring RJ, et al. Pilot evaluation of an internet based Natural Family Planning education and service program.  Journal of Obstetrical, Gynecological and Neonatal Nursing.  2011;40(3) 281-291.
4  Field trial of Billings ovulation method of natural family planning. Contraception. 1996;53(2):69-74 
5  Hatcher R., et al. Contraceptive Technology. Ardent Media, 2011.
6  Frank-Herrmann P, et al. The effectiveness of a fertility awareness based method to avoid pregnancy in relation to couples’ sexual behavior during the fertile time.  Human Reproduction.2007;222(5):1310-1319
7  Hatcher R., et al. Contraceptive Technology. Ardent Media, 2011.
8  Ibid.
9  Ibid.
10 HowardMP, et al. Pregnancy probabilities during use of the Creighton model of FertilityCare™system.  Archives of Family Medicine.1999;8(5):391-402
11  Hatcher R., et al. Contraceptive Technology. Ardent Media, 2011.
12  Ibid.
13  Ibid.

 


Total Use Effectiveness of Commonly Used Contraceptives and Natural Family Planning Methods

 

 

Method   Total Use
Includes inconsistent/incorrect use
 
Male Condom   1  82%
Creighton/Fertility Care Method 2 (mucus) 83%
Diaphragm 3  88%
Billings  4 (mucus)   90%
Pill 5  91%
Patch 6  91%
Ring 7  91%
Sympto-Hormonal  8 (mucus and monitor)  93%
Depo- Provera   9     94%
Sympto-Thermal  10 (mucus and BBT) 98.4%
Female Sterilization  11  99.5%
IUD  12  99.8%
Male Sterilization  13   99.8%

 


1  Hatcher R., et al. Contraceptive Technology. Ardent Media, 2011.

2  Howard MP, et al. Pregnancy probabilities during use of the Creighton model of FertilityCare™system.  Archives of Family Medicine.1999;8(5):391-402 

3  Hatcher R., et al. Contraceptive Technology. Ardent Media, 2011.

4  Field trial of Billings ovulation method of natural family planning. Contraception. 1996;53(2):69-74  

5  Hatcher R., et al. Contraceptive Technology. Ardent Media, 2011.

6  Ibid.

7  Ibid.

8  Fehring RJ, et al. Randomized comparison of two internet supported fertility awareness –based methods of family planning. Contraception. 2012 in press.

9   Hatcher R., et al. Contraceptive Technology. Ardent Media, 2011.

10  Frank-Herrmann P, et al. The effectiveness of a fertility awareness based method to avoid pregnancy in relation to couples’ sexual behavior during the fertile time.  Human Reproduction.2007;222(5):1310-1319 

11  Hatcher R., et al. Contraceptive Technology. Ardent Media, 2011.

12  Ibid.

13 Ibid.