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. Author manuscript; available in PMC: 2007 Dec 13.
Published in final edited form as: Motiv Emot. 2005 Dec;29(4):438–459. doi: 10.1007/s11031-006-9012-2
Level-1 Model
Exercise = P0 + P1 × (TIME) + P2 × (Self-rated Health) + Error
Level-2 Model
P0 = B00 + B01 × (Gender) + B02 × (Age) + Error
P1 = B10 + B11 × (Future Orientation) + B12 × (Gender) + B13 × (Age) + Error
P2 = B20 + Error