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. Author manuscript; available in PMC: 2008 Oct 6.
Published in final edited form as: Med Sci Sports Exerc. 2008 Jun;40(6):1163–1170. doi: 10.1249/MSS.0b013e318165c86b

TABLE 3.

Models tested for relationship of body composition and physical activity and fitness (kg·m·min−1).

Model R2 SEE (kg·m·min−1)
Basic modela 0.05 0.98
Weight 0.10 0.95
FFM, %F 0.13 0.94
FFM, FM 0.14 0.93
FFM, FM, RG × FFM 0.18 0.91
FFM, FM, RG × FFM, MVPA 0.22 0.90
a

All models include the fixed effects of the basic model, which are field center (A, C, D, L, M, or S), intervention (I or C) and racial group (RG: 1 = non-Hispanic African American, 0 = all others).