Table 1.

Survival data: NICHD* Neonatal Research Network.

Gestational Age1987–19881999–20002003–2007
22 weeks6%
23 weeks26%
≤ 23 weeks23%24%
24 weeks34%59%55%
25 weeks54%72%72%
*NICHD, National Institute of Child Health and Development
RMMJRambam Maimonides Medical Journal Rambam Health Care Campus 2011 October; 2(4): e0066. ISSN: 2076-9172
Published online 2011 October 31. doi: 10.5041/RMMJ.10066.