Table 1

Number and percentage of live born babies born at 20–25 complete weeks' gestational age by outcome in 2001–2003 cohort

Gestational age (complete weeks)
20–22 weeks23 weeks24 weeks25 weeksAll
n% of live births% of babies admitted to NNUn% of live births% of babies admitted to NNUn% of live births% of babies admitted to NNUn% of live births% of babies admitted to NNUN% of live births% of babies admitted to NNU
Live births636293129347
Admitted to NNU4(6)29(47)78(84)119(92)230(66)
Discharged alive from neonatal care0(0)(0)2(3)(7)31(33)(40)72(56)(61)105(30)(46)
Alive at 2 years corrected age2(3)(7)31(33)(40)70(54)(59)103(30)(46)
Alive at 2 years with no severe disability (Audit commission criteria)0(0)(0)16*(18)(21)45(35)(38)61(18)(27)
Alive at 2 years with no severe disability (Oxford minimum dataset criteria)0(0)(0)20(22)(26)45(35)(38)65(19)(29)
  • * Two babies known to be alive at 2 years corrected age but not assessed are neither included in this total nor to calculate the percentage.

  • One baby known to be alive at 2 years corrected age but not assessed is neither included in this total nor to calculate the percentage.

  • NNU, neonatal unit.