Variations within an in vitro fertilization program might be caused by patient demographics
Fertility and Sterility
Factors other than the embryology laboratory, protocol variations, and physician transfer rates might have significant influences on an IVF center's success rates. Patient demographics might make the difference. © 2004 by American Society for Reproductive Medicine.
Lalwani, S., Timmreck, L., Friedman, R., Penzias, A., Alper, M., & Reindollar, R. (2004). Variations within an in vitro fertilization program might be caused by patient demographics. Fertility and Sterility, 81 (4). http://dx.doi.org/10.1016/j.fertnstert.2003.11.023