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. Author manuscript; available in PMC: 2013 Sep 1.
Published in final edited form as: Prenat Diagn. 2012 Jun 21;32(9):912–914. doi: 10.1002/pd.3919

Figure 1.

Figure 1

Graph showing relationship between total cell-free DNA levels and body mass index [BMI]. The correlation coefficient between BMI and cfDNA for the lean population is -0.061 (p=0.41) and for the obese population is 0.23 (p=0.20).