Methods
This was a cross sectional with retrospective data collection
of cases of umbilical cord prolapse seen at the Nnamdi Azikiwe
University Teaching Hospital (NAUTH), Nnewi, South-east Nigeria
from 1st January, 2007 to 31st December, 2011 (a 5-year period). Two
controls per case were randomly selected from the remaining births
by selecting the case just before and after the umbilical cord prolapse
from the birth record.