Table of Contents
ISRN Obstetrics and Gynecology
Volume 2013 (2013), Article ID 873563, 6 pages
http://dx.doi.org/10.1155/2013/873563
Research Article

Survival Rate of Extremely Low Birth Weight Infants and Its Risk Factors: Case-Control Study in Japan

1Perinatal Medical Center, Tokyo Women’s Medical University Hospital, Kawadacho 8-1, Shinjuku, Tokyo 1628666, Japan
2Department of Obstetrics and Gynecology, Tokyo Women’s Medical University, Tokyo 1628666, Japan

Received 6 September 2013; Accepted 9 October 2013

Academic Editors: C. Iavazzo and M. C. Klein

Copyright © 2013 Masaki Ogawa et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. K. Itabashi, T. Horiuchi, S. Kusuda et al., “Mortality rates for extremely low birth weight infants born in Japan in 2005,” Pediatrics, vol. 123, pp. 445–450, 2009. View at Google Scholar
  2. “Effect of corticosteroids for fetal maturation on perinatal outcomes,” NIH Consens Statement, vol. 12, no. 2, pp. 1–24, 1994, Review.
  3. R. Deulofeut, A. Sola, B. Lee, S. Buchter, M. Rahman, and M. Rogido, “The impact of vaginal delivery in premature infants weighing less than 1,251 grams,” Obstetrics and Gynecology, vol. 105, no. 3, pp. 525–531, 2005. View at Publisher · View at Google Scholar · View at Scopus
  4. M. A. Ismail, N. Nagib, T. Ismail, and L. A. Cibils, “Comparison of vaginal and cesarean section delivery for fetuses in breech presentation,” Journal of Perinatal Medicine, vol. 27, no. 5, pp. 339–351, 1999. View at Google Scholar · View at Scopus
  5. É. Görbe, S. Chasen, Á. Harmath, P. Patkós, and Z. Papp, “Very-low-birth weight breech infants: short-term outcome by method of delivery,” Journal of Maternal-Fetal and Neonatal Medicine, vol. 6, no. 3, pp. 155–158, 1997. View at Google Scholar · View at Scopus
  6. The World Health Report 2005—make every mother and child count, http://www.who.int/whr/2005/whr2005_en.pdf.
  7. Y. Matsuda, K. Hayashi, A. Shiozaki, Y. Kawamichi, S. Satoh, and S. Saito, “Comparison of risk factors for placental abruption and placenta previa: case-cohort study,” Journal of Obstetrics and Gynaecology Research, vol. 37, no. 6, pp. 538–546, 2011. View at Publisher · View at Google Scholar · View at Scopus
  8. T. Markestad, P. I. Kaaresen, A. Rønnestad et al., “Early death, morbidity, and need of treatment among extremely premature infants,” Pediatrics, vol. 115, no. 5, pp. 1289–1298, 2005. View at Publisher · View at Google Scholar · View at Scopus
  9. T. J. Mathews, A. M. Miniño, M. J. K. Osterman, D. M. Strobino, and B. Guyer, “Annual summary of vital statistics: 2008,” Pediatrics, vol. 127, no. 1, pp. 146–157, 2011. View at Publisher · View at Google Scholar · View at Scopus
  10. S. M. Lasswell, W. D. Barfield, R. W. Rochat, and L. Blackmon, “Perinatal regionalization for very low-birth-weight and very preterm infants a meta-analysis,” Journal of the American Medical Association, vol. 304, no. 9, pp. 992–1000, 2010. View at Publisher · View at Google Scholar · View at Scopus
  11. R. V. Walden, S. C. Taylor, N. I. Hansen et al., “Major congenital anomalies place extremely low birth weight infants at higher risk for poor growth and developmental outcomes,” Pediatrics, vol. 120, no. 6, pp. e1512–e1519, 2007. View at Publisher · View at Google Scholar · View at Scopus
  12. T. J. Mathews and M. F. MacDorman, “Infant mortality statistics from the 2004 period linked birth/infant death data set,” National Vital Statistics Reports, vol. 55, pp. 1–32, 2007. View at Google Scholar
  13. D. E. Durie, A. C. Sciscione, M. K. Hoffman, A. B. MacKley, and D. A. Paul, “Mode of delivery and outcomes in very low-birth-weight infants in the vertex presentation,” American Journal of Perinatology, vol. 28, no. 3, pp. 195–200, 2011. View at Publisher · View at Google Scholar · View at Scopus
  14. H. C. Lee and J. B. Gould, “Survival advantage associated with cesarean delivery in very low birth weight vertex neonates,” Obstetrics and Gynecology, vol. 107, no. 1, pp. 97–105, 2006. View at Google Scholar · View at Scopus
  15. M. H. Malloy, “Impact of cesarean section on neonatal mortality rates among very preterm infants in the United States, 2000–2003,” Pediatrics, vol. 122, no. 2, pp. 285–292, 2008. View at Publisher · View at Google Scholar · View at Scopus
  16. B. Batton, C. Burnett, S. Verhulst, and D. Batton, “Extremely preterm infant mortality rates and cesarean deliveries in the United States,” Obstetrics and Gynecology, vol. 118, no. 1, pp. 43–48, 2011. View at Publisher · View at Google Scholar · View at Scopus
  17. M. E. Hannah, W. J. Hannah, S. A. Hewson, E. D. Hodnett, S. Saigal, and A. R. Willan, “Planned caesarean section versus planned vaginal birth for breech presentation at term: a randomised multicentre trial,” The Lancet, vol. 356, no. 9239, pp. 1375–1383, 2000. View at Google Scholar · View at Scopus
  18. A. Locatelli, M. Andreani, A. Pizzardi, G. Paterlini, P. Stoppa, and A. Ghidini, “Antenatal variables associated with severe adverse neurodevelopmental outcome among neonates born at less than 32 weeks,” European Journal of Obstetrics Gynecology and Reproductive Biology, vol. 152, no. 2, pp. 143–147, 2010. View at Publisher · View at Google Scholar · View at Scopus
  19. C. Dani, C. Poggi, G. Bertini et al., “Method of delivery and intraventricular haemorrhage in extremely preterm infants,” Journal of Maternal-Fetal and Neonatal Medicine, vol. 23, no. 12, pp. 1419–1423, 2010. View at Publisher · View at Google Scholar · View at Scopus
  20. H. C. Lee and J. B. Gould, “Survival rates and mode of delivery for vertex preterm neonates according to small- or appropriate-for-gestational-age status,” Pediatrics, vol. 118, no. 6, pp. e1836–e1844, 2006. View at Publisher · View at Google Scholar · View at Scopus
  21. A. Riskin, S. Riskin-Mashiah, A. Lusky, and B. Reichman, “The relationship between delivery mode and mortality in very low birthweight singleton vertex-presenting infants,” British Journal of Obstetrics and Gynaecology, vol. 111, no. 12, pp. 1365–1371, 2004. View at Publisher · View at Google Scholar · View at Scopus
  22. C. V. Ananth, D. Getahun, M. R. Peltier, and J. C. Smulian, “Placental abruption in term and preterm gestations: evidence for heterogeneity in clinical pathways,” Obstetrics and Gynecology, vol. 107, no. 4, pp. 785–792, 2006. View at Publisher · View at Google Scholar · View at Scopus
  23. H. Miura, M. Ogawa, H. Hirano et al., “Neutrophil elastase and interleukin-6 in amniotic fluid as indicators of chorioamnionitis and funisitis,” European Journal of Obstetrics Gynecology and Reproductive Biology, vol. 158, no. 2, pp. 209–213, 2011. View at Publisher · View at Google Scholar · View at Scopus
  24. K. W. Kim, R. Romero, H. S. Park et al., “A rapid matrix metalloproteinase-8 bedside test for the detection of intraamniotic inflammation in women with preterm premature rupture of membranes,” American Journal of Obstetrics and Gynecology, vol. 197, no. 3, pp. 292.e1–292.e5, 2007. View at Google Scholar · View at Scopus
  25. R. Romero, B. H. Yoon, M. Mazor et al., “The diagnostic and prognostic value of amniotic fluid white blood cell count, glucose, interleukin-6, and Gram stain in patients with preterm labor and intact membranes,” American Journal of Obstetrics and Gynecology, vol. 169, no. 4, pp. 805–816, 1993. View at Google Scholar · View at Scopus