tabrep94

TABLE 9-4. Failure Rates and Mortality Associated with Contraceptive Techniques

Contraceptive Method	Average Failure Rate (Annual Pregnancies/100 Women)	Mortality Rate (Annual Deaths/100,000 Women)
None	90	8.3*
Tubal ligation	0.04	8**
Steroid pills	2-2.5	0.9(5.2***)
IUD	4	1.2
Barrier methods	10-15	1.2
Coitus interruptus	23	2
Natural methods	20-30	2

*Birth related.

**Surgical complications.

***Smokers.

Data for women 20-29 years old taken from Carr,B.R. and Griffin, J.E.:in Williams Textbook of Endocrinolgy,7th ed.J.D. Wilson and D.W. Foster, editors. W.B. Saunders Company, Philadelphia, 1985