Delayed umbilical cord clamping at birth has effects on arterial and venous blood gases and lactate concentrations

BJOG: An International Journal of Obstetrics and Gynaecology

Volumn 115, Issue 6, 2008, Pages 697-703

  Wiberg, N ^a   Kallen K ^b   Olofsson, P ^a  

^a LUND UNIVERSITY HOSPITAL   (Sweden)

^b UNIVERSITY OF LUND   (Sweden)

Author keywords

Birth; Blood gases; Delayed clamping; Hidden acidosis; Lactate; pH; Pregnancy; Umbilical cord blood

Indexed keywords

BICARBONATE; LACTIC ACID;

ARTERIAL BLOOD; ARTICLE; BICARBONATE BLOOD LEVEL; BLOOD GAS; BLOOD SAMPLING; CHILDBIRTH; CLAMP; ELECTROLYTE DISTURBANCE; FEMALE; GESTATIONAL AGE; HUMAN; LACTATE BLOOD LEVEL; NEWBORN; OBSERVATIONAL STUDY; PRIORITY JOURNAL; PROSPECTIVE STUDY; UMBILICAL CORD BLOOD; UMBILICAL CORD CLAMPING; UNIVERSITY HOSPITAL; VAGINAL DELIVERY; VENOUS BLOOD; WILCOXON SIGNED RANKS TEST;

ACID-BASE EQUILIBRIUM; BICARBONATES; BLOOD GAS ANALYSIS; CARBON DIOXIDE; CONSTRICTION; FEMALE; FETAL BLOOD; HUMANS; HYDROGEN-ION CONCENTRATION; INFANT, NEWBORN; LACTIC ACID; OXYGEN; PREGNANCY; PROSPECTIVE STUDIES; TIME FACTORS; UMBILICAL CORD;

EID: 41949131040     PISSN: 14700328     EISSN: 14710528     Source Type: Journal    
DOI: 10.1111/j.1471-0528.2008.01708.x     Document Type: Article

References (23)

1. Mercer JS, Nelson CC, Skovgaard RL. Umbilical cord clamping: beliefs and practices of American nurse-midwives. J Midwifery Womens Health 2000 45 : 58 66.
2. McDonald SJ, Abbott JM. Effect of timing of umbilical cord clamping of term infants on maternal and neonatal outcomes (Protocol). Cochrane Database of Systematic Reviews 2003, Issue 1. Art. No.: CD004074. DOI: 10.1002/14651858. CD004074. Accessed 1 March 2008.
3. Mercer JS. Current best evidence: a review of the literature on umbilical cord clamping. J Midwifery Womens Health 2001 46 : 402 14.
4. Levy T, Blickstein I. Timing of cord clamping revisited. J Perinat Med 2006 34 : 293 7.
5. Sundström AK, Rosén D, Rosén KG. Fetal Surveillance. Gothenburg, Sweden : Neoventa Medical AB, 2006 www.neoventa.se/INT/Articles/ Products/Training_tools/FetalSurveillanceTextbook.html Accessed 1 March 2008.
6. Ullrich JR, Ackerman BD. Changes in umbilical artery blood gas values with the onset of respiration. Biol Neonate 1972 20 : 466 74.
7. Chou PJ, Ullrich JR, Ackerman BD. Time of onset of effective ventilation at birth. Biol Neonate 1974 24 : 74 81.
8. Lievaart M, Jong PA. Acid-base equilibrium in umbilical cord blood and time of cord clamping. Obstet Gynecol 1984 63 : 44 7.
9. TM Series. Brönshöj, Denmark : Radiometer Medical A/S, 2003.
10. Skurup A. Storage Recommendations for Blood Gas Samples. Bulletin, Vol. 31. Brönshöj, Denmark : Radiometer Medical A/S, 2005.
11. FIGO. Guidelines for the use of fetal monitoring. Int J Gynaecol Obstet 1987 25 : 159 67.
12. Marsál K, Persson P-H, Larsen T, Lilja H, Selbing A, Sultan B. Intrauterine growth curves based on ultrasound estimated foetal weights. Acta Paediatr 1996 85 : 843 8.
13. Kitlinski ML, Källen K, Marsal K, Olofsson P. Gestational age-dependent reference values for pH in umbilical cord arterial blood at term. Obstet Gynecol 2003 102 : 338 45.
14. Wiberg N, Källén K, Olofsson P. Base deficit estimation in umbilical cord blood is influenced by gestational age, choice of fetal fluid compartment and algorithm for calculation. Am J Obstet Gynecol 2006 195 : 1651 6.
15. Dempster AP, Selwyn MR. Statistical and computational aspects of mixed model analysis. Appl Statist 1984 3 : 203 14.
16. Li H, Gudmundsson S, Olofsson P. Acute centralization of blood flow in compromised human fetuses evoked by uterine contractions. Early Hum Dev 2006 82 : 747 52.
17. Manor M, Blickstein I, Hazan Y, Flidel-Rimon O, Hagay ZJ. Postpartum determination of umbilical artery blood gases: effect of time and temperature. Clin Chem 1998 44 : 681 3.
18. Owen P, Farrell TA, Steyn W. Umbilical cord blood gas analysis; a comparison of two simple methods of sample storage. Early Hum Dev 1995 42 : 67 71.
19. Sinn JK, Lloyd J, Todd DA, Lazarus R, Maesel A, John E. Umbilical cord blood lactate in normal infants: comparison between two methods of measurement. J Paediatr Child Health 2001 37 : 42 7.
20. Duerbeck NB, Chaffin DG, Seeds JW. A practical approach to umbilical artery pH and blood gas determinations. Obstet Gynecol 1992 79 : 959 62.
21. Valenzuela P, Guijarro R. The effects of time on pH and gas values in the blood contained in the umbilical cord. Acta Obstet Gynecol Scand 2006 85 : 1307 9.
22. Rabe H, Reynolds G, Diaz-Rossello J. Early versus delayed umbilical cord clamping in preterm infants. Cochrane Database of Systematic Reviews 2004, Issue 4. Art. No.: CD003248. DOI: 10.1002/14651858.CD003248.pub2. Accessed 1 March 2008.
23. Wiberg N, Källén K, Olofsson P. Physiological development of a mixed metabolic and respiratory umbilical cord blood acidemia with advancing gestational age. Early Hum Dev 2006 82 : 583 9.