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. Author manuscript; available in PMC: 2010 Jan 26.
Published in final edited form as: Arch Intern Med. 2009 Jan 26;169(2):163–171. doi: 10.1001/archinternmed.2008.544

Figure 4.

Figure 4

Moderating effects of baseline BMI on the treatment effects related to changes in PCS. The two line graphs in Figure 4 represent the regression lines depicting the relationship between BMI and changes in PCS as a function of treatment arm.