The Review

Rabe H, Reynolds G, Diaz-Rossello J. Early versus delayed umbilical cord clamping in preterm infants. The Cochrane Database of Systematic Reviews 2004, Issue 4. Art. No. CD003248.pub2. DOI: 10.1002/14651858. (A Cochrane review, prepared and maintained by The Cochrane Collaboration and published in The Cochrane Library 2006, Issue 1. Published by John Wiley & Sons, Ltd - Published online: 18 October 2004 in Issue 4, 2004. http://www.thecochranelibrary.com)

The research reports reviewed

Hofmeyr 1988 [published data only] Hofmeyr GJ, Bolton KD, Bowen DC, Govan JJ. Periventricular/intraventricular hemorrhage and umbilical cord clamping. Proceedings of the 10th European Congress of PerinatalMedicine; 1986; Leipzig, Germany. 1986:309. Hofmeyr GJ, Bolton KD, Bowen DC, Govan JJ. Periventricular/ intraventricular haemorrhage and umbilical cord clamping. South African Medical Journal 1988;73:104-6. Hofmeyr 1993 [published data only] Hofmeyr GJ, Gobetz L, Bex PJM, Van Der Griendt M, Nikodem CV, Skapinker R, et al. Periventricular/intraventricular hemorrhage following early and delayed umbilical cord clamping: a randomized trial. Online Journal of Current Clinical Trials 1993 Doc No 110: [2002 words; 26 paragraphs] Hofmeyr GJ, Gobetz L, Bex PJM, Van Der Griendt M, Nikodem VC, Skapinker R, et al. Periventricular/intraventricular haemorrhage following early and delayed umbilical cord clamping. Personal communication 1991. Kinmond 1993 [published data only] Kinmond S, Aitchison TC, Holland BM, Jones JG, Turner TL, Wardrop CAJ. Umbilical cord clamping and preterm infants: a randomised trial. BMJ 1993;306:172-5. Kinmond S, Aitchison TC, Holland BM, Jones JG, Turner TL, Wardrop CAJ. Umbilical cord clamping and preterm infants: a randomized trial. International Journal of Gynecology & Obstetrics 1993; 42(3):328. Kinmond S, Hudson IRB, Aitchison T, Holland BM, Turner TL, Jones JG, et al. Placento-fetal transfusion in preterm infants. Proceedings of the Neonatal Society; 1990 March; London, UK. 1990. McDonnell 1997 [published and unpublished data] McDonnell M,Henderson Smart DJ. Delayed umbilical cord clamping in preterm infants: a feasibility study. Journal of Paediatrics and Child Health 1997;33(4):308-10. Nelle 1998 [published and unpublished data] Nelle M, Fischer S, Conze S, Beedgen B, Grischke EM, Linderkamp O. Effects of late cord clamping on circulation in prematures (VLBWI). Pediatric Research 1998;44(3):454. Oh 2002 [published and unpublished data] OhW, CarloWA, Fanaroff AA,McDonald S,Donovan EF, Poole K, et al. Delayed cord clamping in extremely low birth weight infants - a pilot randomised controlled Trial. Pediatric Research 2002;51(4 Suppl):365-6. Rabe 2000 [published and unpublished data] Rabe H,Hentschel R, Brune T,Hulskamp G, Jorch G. A randomised study of delayed cord clamping: the starting point in treatment of anaemia of prematurity (translation). Prenatal andNeonatalMedicine 1996;1 Suppl 1:174. Rabe H, Wacker A, Hulskamp G, Hornig-Franz I, Jorch G. Late cord clamping bene ts extrauterine adaptation [abstract]. Pediatric Research 1998;44(3):454. Rabe H,Wacker A,Hulskamp G,Hornig-Franz I, Schulze-Everding A, Harms E, et al. A randomised controlled trial of delayed cord clamping in very low birth weight preterm infants. European Journal of Pediatrics 2000;159(10):775-7.

Research reports excluded

Many of the excluded studies are well-known and have influenced the increasing trend to immediate cord clamping since the 1970s. Aitchison T, Beattie B, Cameron A, Halliday H,Holland B,Wardrop C. Placento-fetal (Autologous) transfusion (PFTx) at birth in infants born preterm: a randomised, controlled trial. Personal communication Frank DJ, Gabriel M. Timing of cord ligation and newborn respiratory distress. American Journal of Obstetrics and Gynecology 1967;97: 1142-4. Ibrahim HM, Krouskop RW, Lewis DF, Dhanireddy R. Placental transfusion: umbilical cord clamping in preterm infants. Journal of Perinatology 2000;120:351-4. Narendra A, Beckett C, Aitchinson T, Kyle E, Coutts J, Turner T, et al. Is it possible to promote placental transfusion (PTFx) at preterm delivery?. Pediatric Research 1998;44:454A. Saigal S, O'Neill A, Surainder Y, Chua LB, Usher R. Placental transfusion and hyperbilirubinemia in the premature. Pediatrics 1972;49: 406-19. Saigal S, Usher RH. Symptomatic neonatal plethora. Biology of the Neonate 1977;32:62-72. Spears RL, Anderson GV, Brotman S, Farrier J, Kwan J,Masto A, et al. The effect of early vs late cord clamping on signs of respiratory distress. American Journal of Obstetrics and Gynecology 1966;95:564- 8. Strauss RG,Mock MM, Johnson K,Mock NI, Cress G, Knosp L, et al. Circulating rbc volume, measured with biotinylated rbcs, is superior to the hct to document the hematologic effects of delayed versus immediate umbilical cord clamping in preterm neonates. Transfusion 2003;43:1168-72. Taylor P, Bright N, Birchard E. Effect of early vs delayed clamping of the umbilical cord on the clinical condition of the newborn infant. American Journal of Obstetrics and Gynecology 1963;86:893-8.

From:

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