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GROW Centile Calculator
Global v2.1.6.1

Information ethnicity
'Ethnic Origin' describes where the family originates from, as distinct from place of birth. The categories listed below have coefficients based on supplied databases.
RegionCountry
United KingdomEngland, Wales, Scotland, Northern Ireland
East Europe Albania, Armenia, Azerbaijan, Belarus, Bosnia and Herzegovina, Bulgaria, Croatia, Czech Republic, East Europe - Jewish, Estonia, Georgia, Hungary, Latvia, Lithuania, Macedonia, Moldova, Montenegro, Poland, Romania, Russia, Serbia, Slovakia, Slovenia, Ukraine
North EuropeDenmark, Finland, Iceland, Norway, Sweden
South EuropeCyprus, Greece, Italy, Malta, Portugal, Spain
West Europe Andorra, Austria, Belgium, France, Germany, Gibraltar, Ireland, Liechtenstein, Luxembourg, Monaco, Netherlands, San Marino, Switzerland
North AfricaAlgeria, Egypt, Libya, Morocco, Sudan, Tunisia
East AfricaBurundi, Djibouti, Eritrea, Ethiopia, Kenya, Madagascar, Mauritius, Rwanda, Somalia, Tanzania, Uganda
Central AfricaCameroon, Central African Republic, Chad, Congo, Equatorial Guinea, Gabon
West Africa Benin, Burkina Faso, Cape Verde, Gambia, Ghana, Guinea, Guinea-Bissau, Ivory Coast, Liberia, Mali, Niger, Nigeria, Senegal, Sierra Leone, Togo
Southern Africa Angola, Botswana, Lesotho, Malawi, Mozambique, Namibia, South Africa - African, South Africa - European, South Africa - Mixed, Swaziland, Zambia, Zimbabwe
Far East AsiaChina, Japan, Laos, Mongolia, Myanmar, North Korea, South Korea, Taiwan, Vietnam
Middle East Bahrain, Iran, Iraq, Israel, Jordan, Kuwait, Lebanon, Oman, Palestine, Qatar, Saudi Arabia, Syria, Turkey, United Arab Emirates, Yemen
Central AsiaAfghanistan, Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan, Uzbekistan
South AsiaBangladesh, Bhutan, India, Maldives, Nepal, Pakistan, Sri Lanka
South East Asia Borneo - Dayak, Cambodia, Indonesia, Malaysia - Chinese, Malaysia - Indian, Malaysia - Malay, Philippines, Singapore, Thailand
North AmericaCanada, Mexico, US - African American, US - European, US - Hispanic, US - Native American
Central / South America Argentina, Bolivia, Brazil, Chile, Colombia, Costa Rica, Ecuador, El Salvador, French Guiana, Guatemala, Guyana, Honduras, Nicaragua, Panama, Paraguay, Peru, Suriname, Uruguay, Venezuela
CaribbeanAntilles, Bahamas, Barbados, Belize, Cuba, Dominica, Dominican Republic, Haiti, Jamaica, Puerto Rico, Trinidad and Tobago
AustralasiaAustralia - Aboriginal, Australia - European, New Zealand - European, New Zealand - Maori, Papua New Guinea
Pacific IslandsCook Islands, Fiji, French Polynesia, Niue, Samoa, Tonga, Torres Strait Islands, Vanuatu
Information outcome
Parity
GROW software uses Parity to calculate the Term Optimal Weight, defined as the number of previous babies (live or stillborn) delivered at ≥ 24 weeks gestation.
NB previous birth of twins would be parity 2 not 1.
     
 
Information outcome
Outcome
For stillbirths / intrauterine fetal death, the calculator adjusts the gestational age by deducting 2 days as the average estimated delay from fetal death to delivery. *

* Gardosi J, Mul T, Mongelli M, Fagan D. Analysis of birthweight and gestational age in antepartum stillbirths.
BJOG 1998;105(5):524–530.
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