Fertility and Sterility
Volume 94, Issue 4 , Pages 1208-1211 , September 2010

Conception probabilities at different days of menstrual cycle in Chinese women

  • Xiao Bilian, M.D.

      Affiliations

    • National Research Institute for Family Planning, Beijing, People's Republic of China
    • Corresponding Author InformationReprint requests: Xiao Bilian, M.D., Professor and Director Emeritus, National Research Institute for Family Planning, No. 12 Da Hui Si, Haidian District, Beijing 100081, People's Republic of China (FAX: +86 (10)62173457).
    • ,
  • Zhao Heng, B.S.

      Affiliations

    • Hai Hui Information Science and Technology Center, Beijing, People's Republic of China
    • ,
  • Wu Shang-chun, M.S.

      Affiliations

    • National Research Institute for Family Planning, Beijing, People's Republic of China
    • ,
  • Jing Xiao-ping, B.S.

      Affiliations

    • Chao Yang Hospital, Beijing, People's Republic of China
    • ,
  • He Chang-hai, B.S.

      Affiliations

    • Shanghai Institute of Planned Parenthood Research, Shanghai, People's Republic of China
    • ,
  • Shao Wen-qi, B.S.

      Affiliations

    • Qingdao Family Planning Institute, Qingdao, People's Republic of China
    • ,
  • Lei Zhen-wu, B.S.

      Affiliations

    • Sichuan Reproductive Health Institute, Sichuan, Chengdu, People's Republic of China

Received 21 March 2008 ,Revised 14 August 2008 ,Accepted 28 May 2009.

References 

  1. Barrett JC, Marshall J. The risk of conception on different days of the menstrual cycle. Popul Stud (Camb). 1969;23:456–461
  2. Weinberg CR, Gladen BC, Wilcox AJ. Models relating the timing of intercourse to the probability of conception and the sex of the baby. Biometrics. 1994;50:358–367
  3. Weinberg CR, Wilcox AJ. A model for estimating the potency and survival of human gametes in vivo. Biometrics. 1995;51:405–412
  4. Wilcox AJ, Weinberg CR, Baird DD. Timing of sexual intercourse in relation to ovulation—effects on the probability of conception, survival of the pregnancies and sex of the baby. N Engl J Med. 1995;333:1318–1321
  5. Wilcox AJ, Dunson DB, Weiberg CR, Trussell J, Baird DD. Likelihood of conception with a single act of intercourse: providing benchmark rates for assessment of post-coital contraceptives. Contraception. 2001;63:211–215
  6. Royston P. Identifying the fertile phase of the human menstrual cycle. Stat Med. 1991;10:221–240
  7. Gray RH, Simpson JL, Kamble RT, Queenan JT, Mena P, Perez A, et al. Timing of conception and the risk of spontaneous abortion among pregnancies occurring during the use of natural family planning. Am J Obstet Gynecol. 1995;172:1567–1572
  8. Masarotto R, Romualdi C. Probability of conception on different days of the menstrual cycle: an ongoing exercise. Adv Contracept. 1997;13:105–115
  9. Dixon GW, Schlesselman JJ, Ory HW. Blye. RP. Ethinyl estradiol and conjugated estrogens as postcoital contraceptives. JAMA. 1980;244:1336–1339
  10. Trussell J, Rodrigues G, Ellertson C. Updated estimates of effectiveness of the Yuzpe regimen of emergency contraception. Contraception. 1999;59:147–151
  11. Xiao BL, von Hertzen H, Zhao H, Piaggio G. A randomized, double- blind comparison of two single doses of mifepristone for emergency contraception. Hum Reprod. 2002;17:3084–3089
  12. Ho PC, Kwan MSW. A prospective randomized comparison of levonorgestrel with the Yuzpe regimen in postcoital contraception. Hum Reprod. 1993;8:389–392
  13. WHO Special Programme of Research, Development and Research Training in Human Reproduction. Long-term reversible contraception. Twelve years of experience with the TCu380A and TCu220C. Contraception. 1997;56:341–352

 X.B. has nothing to disclose. Z.H. has nothing to disclose. W.S. has nothing to disclose. J.X. has nothing to disclose. H.C. has nothing to disclose. S.W. has nothing to disclose. L.Z. has nothing to disclose.

PII: S0015-0282(09)01242-4

doi: 10.1016/j.fertnstert.2009.05.054

Fertility and Sterility
Volume 94, Issue 4 , Pages 1208-1211 , September 2010

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