Human chorionic gonadotropin ratio of hemoperitoneum versus venous serum improves early diagnosis of ectopic pregnancy YuDong Wang, M.D., Hong Zhao, Ph.D., YinCheng Teng, M.D., LiHua Lu, B.A., JianQian Tong, B.A. Fertility and Sterility Volume 93, Issue 3, Pages 702-705 (February 2010) DOI: 10.1016/j.fertnstert.2008.10.013 Copyright © 2010 American Society for Reproductive Medicine Terms and Conditions
Figure 1 Scatter diagram of RP/V values per diagnostic category. The distribution of EP values above the suggested cutoff value of 1.0 (sensitivity 1.0, specificity 1.0) is shown. Fertility and Sterility 2010 93, 702-705DOI: (10.1016/j.fertnstert.2008.10.013) Copyright © 2010 American Society for Reproductive Medicine Terms and Conditions
Figure 2 ROC curve of RP/V for discriminating EP from hIUP. Fertility and Sterility 2010 93, 702-705DOI: (10.1016/j.fertnstert.2008.10.013) Copyright © 2010 American Society for Reproductive Medicine Terms and Conditions