1. Reproducibility and reliability of repeated semen analyses in male partners of subfertile couples 
Esther Leushuis, M.D., Jan Willem van der Steeg, Ph.D., M.D., Pieternel Steures, Ph.D., M.D., Sjoerd Repping, Ph.D., M.D., Patrick M.M. Bossuyt, Ph.D., M.D., Marinus A. Blankenstein, Ph.D., Ben Willem J. Mol, Ph.D., M.D., Fulco van der Veen, Ph.D., M.D., Peter G.A. Hompes, Ph.D., M.D. 
Fertility and Sterility 
Volume 94, Issue 7, Pages (December 2010)
DOI: /j.fertnstert
Copyright © 2010 American Society for Reproductive Medicine Terms and Conditions

2. Figure 1
This formula (1) calculated the probability that two semen analyses differ by a factor k or more for a specified value of the CV. For example (2), the probability of two semen analyses that differ by 10% or more (so that k = 1.1) with a CV of 30% is 45%.
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2010 American Society for Reproductive Medicine Terms and Conditions

3. Figure 2
(A) Scatterplot of the results of the first semen analysis versus the second for semen volume. (B) Scatterplot of the results of the first semen analysis versus the second for sperm concentration. (C) Scatterplot of the results of the first semen analysis versus the second for sperm motility. (D) Scatterplot of the results of the first semen analysis versus the second for sperm morphology.
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2010 American Society for Reproductive Medicine Terms and Conditions