Results of a pilot study of the time to azoospermia after vasectomy in Mexico City

Contraception

Volumn 56, Issue 4, 1997, Pages 215-222

  Cortes, M ^a   Flick, A ^d   Barone, M A ^b   Amatya, R ^d   Pollack, A E ^b   Otero Flores, J ^a   Juarez, C ^c   McMullen, Susan ^d  

^a INSTITUTO MEXICANO DEL SEGURO SOCIAL   (Mexico)

^b AVSC International   (United States)

^c AVSC International   (Mexico)

^d FAMILY HEALTH INTERNATIONAL   (United States)

Author keywords

Azoospermia; Vasectomy

Indexed keywords

ADULT; ARTICLE; AZOOSPERMIA; CLINICAL ARTICLE; EJACULATION; FOLLOW UP; HUMAN; HUMAN CELL; HUMAN TISSUE; LIFE TABLE; MALE; MEXICO; SPERMATOZOON MOTILITY; VASECTOMY;

AMERICAS; BIOLOGY; DEMOGRAPHIC FACTORS; DEVELOPING COUNTRIES; FAMILY PLANNING; GENITALIA; GERM CELLS; LATIN AMERICA; MALE STERILIZATION; MEXICO; NORTH AMERICA; PHYSIOLOGY; POPULATION; POPULATION DYNAMICS; PROSPECTIVE STUDIES; REPRODUCTION; RESEARCH METHODOLOGY; RESEARCH REPORT; SPERMATOGENESIS; SPERMATOZOA; STERILIZATION, SEXUAL; STUDIES; TIME FACTORS; UROGENITAL SYSTEM; VASECTOMY;

ADULT; FOLLOW-UP STUDIES; HUMANS; LIFE TABLES; MALE; MEXICO; OLIGOSPERMIA; PILOT PROJECTS; PROSPECTIVE STUDIES; TIME FACTORS; VASECTOMY;

EID: 0030706206     PISSN: 00107824     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0010-7824(97)00138-8     Document Type: Article

References (12)

1. Marwood RP, Beral V. Disappearance of spermatozoa from ejaculate. Br Med J 1979;13:87-8.
2. Lee HY. Technique and results of vasectomy in Korea. In: Sciarra JJ, Markland C, Speidel JJ, eds. Control of Male Fertility. Proceedings of a Workshop on the Control of Male Fertility; 1974 June 19-21; San Francisco: Harper and Row; 1975:68-77.
3. Jouannet P, David G. Evolution of the properties of semen immediately following vasectomy. Fertil Steril 1978;29:435-441.
4. Lewis EL, Brazil CK, Overstreet JW. Human sperm function in the ejaculate following vasectomy. Fertil Steril 1984;42:895-8.
5. Richardson DW, Aitken RJ, Loudon NB. The functional competence of human spermatozoa recovered after vasectomy. J Reprod Fertil 1984;70:575-9.
6. Edwards I. Earlier testing after vasectomy, based on the absence of motile sperm. Fertil Steril 1993;59:431-6.
7. Davies AH, Sharp RJ, Cranston D, Mitchell RG. The long-term outcome following "special clearance" after vasectomy. Br J Urol 1990;66:211-2.
8. De Knijff DWW, Vrijhof HJE, Arends J, Janknegt RA. Persistence or reappearance of nonmotile sperm after vasectomy: does it have clinical consequences? Fertil Steril 1987;67:332-5.
9. Smucker DR, Mayhew HE, Nordlund DJ, et al.. Post-vasectomy semen analysis: why subjects don't follow-up. J Am Board Fam Pract 1991;4:5-9.
10. WHO Laboratory Manual for the Examination of Human Semen and Sperm-cervical Mucus Interaction, 3rd ed. Cambridge: Cambridge University Press, 1993.
11. Kalbfleisch JD, Prentice RL. The Statistical Analysis of Failure Time Data. New York: Wiley, 1973.
12. Kaplan EL, Meier P. Nonparametric estimation from incomplete observations. J Am Stat Assoc 1958;53:457-81.