Table 3

Characteristics of live singleton births by ethnicity and mother's country of birth, England and Wales (2005–2006)

Birth weight
EthnicityMother's country of birthNumber of babies with birth weight dataMean (95% CI)Percentage
Under 2500 gUnder 1500 g
AfricanEastern Africa14 2883299* (3290 to 3309)6.51.3
Middle Africa34783281 (3259 to 3302)8.02.4
Northern Africa9383316* (3281 to 3351)6.21.2
Southern Africa8293234 (3193 to 3274)8.12.1
Western Africa14 7833284* (3274 to 3294)7.62.1
UK30973247 (3226 to 3269)8.32.0
CaribbeanCaribbean45483229* (3211 to 3247)8.91.8
UK85493124 (3111 to 3137)11.22.4
White BritishUK783 1713392 (3391 to 3393)5.60.9
Gestational age
EthnicityMother's country of birthNumber of babies with gestational age dataMean (95% CI)Percentage
Before 37 weeksBefore 32 weeks
AfricanEastern Africa14 43139.40* (39.36 to 39.43)5.71.4
Middle Africa355838.87 (38.78 to 38.95)8.02.7
Northern Africa93939.40* (39.27 to 39.52)4.91.0
Southern Africa83339.03 (38.88 to 39.18)7.21.3
Western Africa15 13238.93 (38.89 to 38.97)8.12.3
UK316438.96 (38.87 to 39.04)7.52.2
CaribbeanCaribbean466138.84 (38.77 to 38.92)9.22.4
UK871738.77 (38.71 to 38.82)9.52.4
White BritishUK779 77839.31 (39.30 to 39.31)6.11.0
  • * Significantly higher (p<0.05) than mothers born in the UK.

  • Significantly lower (p<0.05) than babies of white British ethnicity born to mothers born in the UK.

  • Excludes births occurring before 22 weeks of gestation with birth weight over 1000 g.