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. Author manuscript; available in PMC: 2018 May 1.
Published in final edited form as: J Obstet Gynecol Neonatal Nurs. 2017 Mar 3;46(3):465–479. doi: 10.1016/j.jogn.2017.01.002

Figure 2.

Figure 2

Sample derivation for secondary analysis from Stress, Trauma, and Anxiety in the Childbearing Year (STACY), N=1581. EGA = ; EDD =; PTST = posttraumatic stress disorder.