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. Author manuscript; available in PMC: 2012 Jul 30.
Published in final edited form as: Obesity (Silver Spring). 2010 Jun 17;19(1):83–93. doi: 10.1038/oby.2010.120

Figure 4.

Figure 4

Summary of mediation analyses related to intervention, change in fitness, and WOMAC summary score. β (s.e.) adjusted for baseline values of outcome variable, age, gender, race/ethnicity, study site, Beck Depression Inventory Score, use of nonsteroidal anti-inflammatory drugs, and baseline metabolic equivalents (METs). βa, effect of intervention condition on mediator; β, effect of intervention condition on outcome without mediator; β′, effect of intervention condition on outcome with mediator; βb, effect of mediator on outcome; DSE, Diabetes Support and Education; ILI, Intensive Lifestyle Intervention; WOMAC, Western Ontario and McMaster Universities Osteoarthritis Index.