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. Author manuscript; available in PMC: 2009 Jun 8.
Published in final edited form as: Psychoneuroendocrinology. 2007 Jan 31;32(2):140–150. doi: 10.1016/j.psyneuen.2006.11.008

Figure 4.

Figure 4

Mean sex hormone binding globulin levels and 83% confidence intervals based on the t statistic for published studies and NCPP Studies 1 and 2 in order of week of pregnancy. Non-overlapping confidence intervals indicate statistically significant differences between studies by Student’s t test. Means and 83% confidence intervals from Studies 1 and 2 are highlighted in bold.