Incidence of Preterm Birth
The with survival rates and outcomes for preemies continually improving it is still important to identify the issues that come with being premature.
In general the incidence of preterm birth is increasing. Some countries have maintained a rate of preterm birth and others have continued to increase. The increase in the rate of premature birth can be attributed to several reasons ranging from IVF use to Socioecnomic status.
Quick links to the contents of this article:
- Incidence of preterm birth Worldwide
- Incidence of preterm birth by Country
- Incidence of preterm birth in the USA
- Incidence of preterm birth in the UK
- Incidence of preterm birth in Australia
- Incidence of preterm birth in India
- Incidence of preterm birth in Sweden
- Incidence of preterm birth in HongKong
- Incidence of preterm birth in Zimbabwe
- Incidence of preterm birth in New Zealand
- Incidence of preterm birth in Canada
- Incidence of preterm birth in Ireland
- Incidence of preterm birth in Various Countries in Europe
Incidence of premature birth Worldwide
To recap, a preterm birth or “preemie” is a baby who was born before 37 completed gestational weeks. The numbers of preterm births are not equal when you compare countries, for example the highest rate of preterm birth occurs in Africa and the lowest in Europe. The reasons for this are varied and are likely due to differences between countries in regards to the various risk factors
The global incidence of preterm birth
| Region | Number of Preterm Births | Preterm Birth Rates (%) |
| World Total | 12,870,000 | 9.6% |
| Africa | 4,047,000 | 11.9% |
| North America | 480,000 | 10.6% |
| Asia | 6,907,000 | 9.1% |
| LA & the Caribbean | 933,000 | 8.1% |
| Oceania Australia & New Zealand | 20,000 | 6.4% |
| Europe | 466,000 | 6.2% |
The estimated worldwide incidence of preterm birth in 2005, shown in the table, represent the data reported by the World Health Organisation (WHO) in a systematic review aiming to understand the global extent of this specific public health problem. Note these figures were only based on singleton births so are likely to underestimate the actual number of preterm births globally
Information source:
Incidence of premature birth by country
The incidence of preterm birth is on the rise. Discover the rate in your country!
If your country does not appear in the list please contact us and let us know. We have so many things to do that sometimes we have to wait until someone asks.
Incidence of premature birth in the United States of America
General Incidence
- 499,008 infants -- were born prematurely (less than 37 weeks gestation) in 2003
Source: National Center for Health Statistics (NCHS)
Rates of preterm birth
- In 1995: 11.0% of live births was born preterm
- In 2004: 12.5% of live births was born preterm
- In 2006: 12.8% of live births was born preterm
Source: March of Dimes - Peristats
Rates of preterm birth in 2004 by race
- African American: 17.6%
- Native Americans: 13.2%
- Hispanics: 12%
- Non-Hispanic white: 11.5%
- Asians: 10.4%
(Reedy, 2007)
Rates of preterm birth in 2006 by race
- African American: 18.3%
- Native Americans: 14.1%
- Hispanics: 12.1%
- Non-Hispanic white: 11.6%
- Asians: 10.7%
(Reedy, 2007)
Incidence of premature birth in the United Kingdom
General Incidence
- 80,000 babies were born prematurely annually
- 48,799 babies were born prematurely in England and Wales, 2005
Rates of preterm birth
- In 2005: 7.7% of live births was born preterm (England & Wales)
- Between 1980 – 2004: 5.8% preterm births (singleton births) (Scotland)
Further References:
Incidence of Preterm Birth in Australia
General Incidence Rates
- 23,953 babies were born preterm in 2007
- 24,576 babies were born preterm in 2009
Rates of preterm birth total
- In 1992: 6.9% of live births was born preterm
- In 2006: 8.1% of live births was born preterm
- In 2007: 8.1% of live births was born preterm
- In 2009: 8.2% of live births was born preterm
Rates of preterm birth: Aboriginal and Torres Strait Islander
- In 2006: 13.7% of live births was born preterm
- In 2007: 13.7% of live births was born preterm
- In 2009: 13.1% of live births was born preterm
Rates of low birth weight total
- In 1992: 6.3% of live births was low birth weight
- In 2006: 6.4% of live births was low birth weight
- In 2007: 6.2% of live births was low birth weight
- In 2009: 6.2% of live births was low birth weight
Rates of low birth weight: Aboriginal and Torres Strait Islander
- In 1992: 12.9% of live births was born low birth weight
- In 2006: 12.4% of live births was born low birth weight
- In 2007: 12.5% of live births was born low birth weight
- In 2009: 12.0% of live births was born low birth weight
Rates of preterm birth: Indigenous versus Non-Indigenous Australians in 200
- Aboriginal or Torres Strait Islander rate of preterm birth: 13.7%
- Non-Indigenous rate of preterm birth: 5.1%
- Rate of low birth weight in liveborn babies: 12.4%
- Non-Indigenous: 6.2%
(Lancaster, Huang, & Elvis, 1995) (Laws, Abeywardana, Walker, & Sullivan, 2007) (Laws & Sullivan, 2009) Li Z, McNally L, Hilder L & Sullivan EA 2011. Australia’s mothers and babies 2009. Perinatal statistics series no. 25. Cat. no. PER 52. Sydney: AIHW National Perinatal Epidemiology and Statistics Unit.
Incidence of Preterm Birth in India
General Incidence
- The rate of preterm birth in India is approximately 21%
(Singh, Singh, & Shikha, 2007)
Incidence of Preterm Birth in Sweden
General Incidence
- The rate of preterm birth in Sweden is approximately 6%
(Morken, Kallen, Hagberg, & Jacobsson, 2005)
Incidence of Preterm Birth in Hong Kong Chinese
General Incidence
- The rate of preterm birth in Hong Kong Chinese is approximately 7.5%
(Leung, Roach, & Lau, 1998)
Incidence of Preterm Birth in Zimbabwe
General Incidence
- The rate of preterm birth in Zimbabwe is approximately 16.5%
(Shingairai, Siobon, & Godfrey, 2004)
Incidence of Preterm Birth in New Zealand
Rates of preterm birth total
- In 1980: 4.3% of live births was born preterm
- In 1999: 5.9% of live births was born preterm
(Craig, Thompson, & Mitchell, 2002)
Incidence of Preterm Birth in Canada
Rates of preterm birth total
- In 1981: 6.4% of live births was born preterm
- In 2004: 8.2% of live births was born preterm
Public Health Agency of Canada
Incidence of Preterm Birth in Ireland
Rates of preterm birth total
- In 2009: 6% of live births was born preterm
Rates of low birth weight (LBW) total
- In 2009: 5% of live births was low birth weight
Perinatal Statistics Report 2009
Incidence of Preterm Birth in Various Countries in Europe
Rates of preterm birth total data from 2004
- In Austria: 11.4% of live births was born preterm
- In Germany: 8.9% of live births was born preterm
- In Finland: 5.6% of live births was born preterm
- In Latvia: 5.7% of live births was born preterm
- In Lithuania: 5.3% of live births was born preterm
European Perinatal Health Report
Technical Reference List
Shingairai, A. F., Siobon, D. H., & Godfrey, B. W. (2004). Risk factors for prematurity at Harare Maternity Hospital, Zimbabwe. International Journal of Epidemiology, 33, 1194-1201.
Leung, T. N., Roach, V. J., & Lau, T. K. (1998). Incidence of preterm delivery in Hong Kong Chinese. Aust N Z J Obstet Gynaecol, 38(2), 138-141.
Morken, N.-H., Kallen, K., Hagberg, H., & Jacobsson, B. (2005). Preterm birth in Sweden 1973-2001: rate, subgroups, and effect of changing patterns in multiple births, maternal age, and smoking. Acta Obstet Gynecol Scand, 84(6), 558-565.
Singh, U., Singh, N., & Shikha, S. (2007). A prospective analysis of etiology and outcome of preterm labor. Thr Journal of Obstetrics and Gynecology of India, 57(1), 48-52.
Craig, E. D., Thompson, J. M. D., & Mitchell, E. A. (2002). Socioeconomic status and preterm birth: New Zealand trends, 1980 to 1999. Archives of disease in childhood. Fetal and neonatal edition, 86(3), F142-146.
Public Health Agency of Canada. Canadian Perinatal Health Report, 2008 Edition. Ottawa, 2008.
Health Research and Information Division The Economic and Social Research Institute. Ireland
EURO-PERISTAT Project, with SCPE, EUROCAT, EURONEOSTAT. European Perinatal Health Report. 2008.
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