Rising Caesarean Section Rates: Can Evolution and Ecology Explain Some of the Difficulties of Modern Childbirth?

Parajothy S. , Thomas J. Royal College of Obstetricians and Gynaecologists Clinical Effectiveness Support Unit. National Sentinel Caesarean Audit Report. London: RCOG Press, 2001

Expert Advisory Group on Caesarean section in Scotland. Scottish Programme for Clinical Effectiveness in Reproductive Health. Edinburgh: Clinical Resource and Audit Group, Scottish Executive Health Department, 2001

Ontario Women's Health Council. Attaining and Maintaining Best Practices in the Use of Cesarean Sections. Toronto, Ontario: Ontario Women's Health Council, 2000

Cnattinguis R. , Cnattinguis S. , Notzon F.C. Obstacles to reducing cesarean rates in a low cesarean setting: the effect of maternal age, height and weight. Obstet Gynecol 1998; 92: 501–6

Dawkins R. The Blind Watchmaker. London: Penguin Books, 1988

Cavalli-Sforza L.L. Genes, People and Languages (Transl. by M Seilstad). London: Allen Lane Penguin Press, 2000

Boyden S. Western Civilisation in Biological Perspective. Oxford: Clarendon Press, 1987

Eaton S.B. , Eaton S.B. III , Konner M.J. Paleolithic nutrition revisited; a twelve-year retrospective on its nature and implications. Europe J Clin Nutr 1997; 51: 207–16

Bogin B. The evolution of human nutrition. In: Romanucci-Ross L. , Moerman D.E. , Tancredi L.R. , eds. The Anthropology of Medicine, 3rd edn. Westport: Bergin and Garvey, 1997

McMichael A.J. Human Frontiers, Environments and Disease: Past Patterns, Uncertain Futures. Cambridge: Cambridge University Press, 2001

Ettinger R.L. Epidemiology of dental caries. Dent Clin N Am 1999; 43: 679–94

Formicola V. , Giannecchini M. Evolutionary trends of stature in the upper Paleolithic and Mesolithic Europe. J Hum Evol 1999; 36: 319–33

Nickens J. Stature response as an adaptive response to food production in Mesoamerica. J Archaeol Sci 1976; 3: 31–41

Stini W.A. Evolutionary implications of changing nutritional patterns in human populations. Am Anthropol 1971; 71: 1019–30

Angel J.L. Paleoecology, paleodemography and health. In: Polgar S. , ed. Population Ecology and Social Evolution. The Hague: Mouton, 1975: 667–79

Bock R.D. , Sykes R.C. Evidence for continuing secular increase in height within families in the United States. Am J Hum Biol 1989; 1: 143–8

Cameron M. The caesarean section: with notes of a successful case. BMJ 1889; i: 180–2

Baird D. Social factors in obstetrics. Lancet 1949; 1: 1079–83

Read A.W. , Prendiville W.J. , Dawes V.P. , Stanley F.J. Cesarean section and operative vaginal delivery in low risk primiparous women, Western Australia. Am J Publ Health 1994; 84: 37–42

Kuczmarski R.J. , Flegal K.M. , Campbell S.M. , Johnson L.L. Increasing prevalence of overweight among US adults. JAMA 1994; 272: 205–15

Baeten J.M. , Bukusi E.A. , Lambe M. Pregnancy complications among overweight and obese nulliparous women. Am J Pub Health 2001; 91: 436–40

Hiernaux J. , Hartono D.B. Physical measurements of the adult Hadza of Tanzania. Ann Hum Biol 1980; 7: 339–46

Galtier-Dereure F. , Boegner C. , Bringer J. Obesity and pregnancy: complications and cost. Am JClin Nutr 2000; 71(suppl): 1242S–85S

Susser M. Maternal weight gain, infant birth weight, and diet: causal sequences. Am J Clin Nutr 1991; 53: 1384–96

Bonelli S.R. , Raab G.M. Why are babies getting heavier? Comparison of Scottish birth from 1980-1992. BMJ 1997; 315: 1205

Smith G.C.S. A population study of birth weight and the risk of caesarean section; Scotland 1980-1996. Br J Obstet Gynaecol 2000; 107: 740–4

Liu S. , Yao L. , Chen Y. , Liu Z. , Sun M. Study on the trend of changes in fetal macrosomia in Yantai during the past 30 years. Zhonghua Fu Chan Ke Za Zhi 2002; 37: 469–71

Parrish K.M. , Holt V.C. , Easterling T.R. , Connell F.A. , Logerfo J.P. The effect of changes in maternal age parity and birth weight distribution on primary cesarean delivery. JAMA 1994; 271: 443–7

Leeman L. , Leeman R. A native American community with a 7% cesarean delivery rate: does case mix, ethnicity, or labor management explain the low rate? Ann Fam Med 2003; 1: 36–43

Government Statistic Service. NHS Maternity Statistics, England 1998— 99 to 2000-01

Dietl J. Trends in birth statistics in Europe. Z Geburtshilfe Neonatol 2002; 206: 48–50

Context data; demography. [www.childpolicyintl.org] Table 2.12 2003

Roberts A.D.G. , Cordiner J.W. , Hart D.M. , Barlow D.H. , MacRae D. , Leggate I. The variation in cervical hydroxyproline and cervical water with age. Br J Obstet Gynaecol 1988; 95: 1159–64

Morrison J. , Mackenzie I.Z. Cesarean section on demand. Semin Perinatol 2003; 27: 20–33

Smith G.C. , Pell J.P. , Cameron A.D. , Dobbie R. Risk of perinatal death associated with labor after previous cesarean delivery in uncomplicated term pregnancies. JAMA 2002; 287: 2684–90