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LetterToEditor Article

The associated offspring sex ratios and cause(s) of hyperemesis gravidarum

Page 378 | Published online: 09 Sep 2009

References

  • Nesheim B-I. Reply. Acta Obstet Gynecol Scand (In press).
  • Hsu CD, Witter FR. Fetal sex and severe hyperemesis gravidarum. Int J Gynaecol Obstet 1993; 40: 63–4.
  • Brandes JM. First trimester nausea and vomiting as related to outcome of pregnancy. Obstet Gynecol 1967; 30: 427–31.
  • Pickard B, Mutch L, Elbourne D, Oakley A, Dauncey M, Samphier M. Impact of sex ratio on onset and management of labour. Br Med J 1982; 285: 888.
  • Oakley A. Women Confined. Oxford: Martin Robertson, 1980.
  • Gadsby R, Barnie-Adshead AM, Jagger C. Pregnancy nausea related to women’s obstetric and personal histories. Gynecol Obstet Invest 1997; 43: 108–11.
  • Pickard BM. Cited by Pickard et al. (1982) (4).
  • Snedecor GW Cochran WG. Statistical Methods. 6th edn. Ames, Iowa: Iowa State University Press; p. 222.
  • James WH. Evidence that mammalian sex ratios are partially controlled by parental hormone levels at the time of conception. J Theor Biol 1996; 180: 271–86.
  • Depue RH, Bernstein L, Roos RK, Judd HL, Henderson B. Hyperemesis gravidarum in relation to estradiol levels, pregnancy outcome and other maternal factors: a sero-epidemiological study. Am J Obstet Gynecol 1987; 156: 1137–41.
  • Askling J, Erlandsson G, Kaijser M, Akre O, Ekbom A. Sickness in pregnancy and sex of child. Lancet 1999; 354: 2053.
  • Sorensen HT, Thulstrup AM, Mortensen JT, Larsen H, Pedersen L. Hyperemesis gravidarum and sex of child. Lancet 2000; 355: 407.
  • Kallen B. Hyperemesis during pregnancy and delivery outcome: a registry study. Eur J Obstet Gynecol Reprod Biol 1987; 26: 291–309.
  • Zhang J, Cai W. Severe vomiting during pregnancy: antenatal correlates and fetal outcomes. Epidemiology 1991; 2: 454–7.
  • Tsang IS, Katz VL, Wells SD. Maternal and fetal outcomes in hyperemesis gravidarum. Int J Gynaecol Obstet 1996; 55: 231–5.
  • Bashiri A, Neumann L, Maymon E, Katz M. Hyperemesis gravidarum: epidemiologic features, complications and outcome. Eur J Obstet Gynecol Reprod Biol 1995; 63: 135–8.

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