The conclusion of “Clean birth and postnatal care practices to reduce neonatal deaths from sepsis and tetanus: a systematic review and Delphi estimation of mortality effect,”Blencowe et al, BMC Public Health 2011, 11(Suppl 3):S11, April 13, 2011 (abstract here) supports clean birthing. The conclusion from the abstract:
According to expert opinion, clean birth and particularly postnatal care practices are effective in reducing neonatal mortality from sepsis and tetanus. Further research is required regarding optimal implementation strategies.