Table 3

Characteristics of all live singleton births and those born in marriage by ethnicity and country of birth of mother, England and Wales 2005–2006

	Country of birth of mother within ethnicity							Total
	White British	Bangladeshi		Indian		Pakistani		Total
	England & Wales	Bangladesh	England & Wales	India	England & Wales	Pakistan	England & Wales
All live singleton births
Number of births	763 894	13 068	2960	15 539	11 238	28 159	17 311	852 169
Mean birth weight (g)	3392	3082	3026	3104	3062	3148	3097	3362
% Low birth weight (<2500 g)	5.6	9.9	11.6	9.4	11.1	9.5	10.8	6.0
% Preterm (<37 weeks)	6.1	6.2	6.3	5.8	7.4	6.4	7.4	6.1
% Maternal age <25 y	27.7	34.3	47.0	17.5	17.6	29.8	35.7	27.8
% Managerial & professional occupations^*	37.4	17.0	26.8	45.6	48.8	25.1	20.0	36.5
% In marriage	49.3	98.0	89.6	98.5	92.5	98.2	93.8	54.2

Live singleton births in marriage
Number of births	376 599	12 810	2652	15 306	10 398	27 644	16 246	461 655
Mean birth weight (g)	3457	3084	3027	3105	3066	3148	3101	3393
% Low birth weight (<2500 g)	4.2	9.9	11.2	9.4	10.9	9.5	10.7	5.3
% Preterm (<37 weeks)	5.3	6.2	6.1	5.8	7.1	6.3	7.3	5.5
% Maternal age <25 y	7.9	34.2	45.5	17.4	15.7	29.8	35.2	11.6
% Managerial & professional occupations^*	50.7	17.0	28.0	45.9	49.5	25.1	19.9	46.8
% Nulliparous^†	40.6	27.9	43.8	54.3	46.3	32.4	36.6	40.2

Note: this table includes only live singleton births of known birth weight and known gestational age, and White British, Indian, Pakistani or Bangladeshi ethnicity where either the mother was born in England and Wales, or in India if Indian, in Pakistan if Pakistani or in Bangladesh if Bangladeshi.
↵* Restricted to 10% sample coded to National Statistics Socio-Economic Classification (NS-SEC).
↵† Only available for those born in marriage.