File S1 - The Bidirectional Association between Depressive Symptoms and Gait Speed: Evidence from the English Longitudinal Study of Ageing (ELSA)

Table S1. GEE analysis of elevated depressive symptoms by gait speed, English Longitudinal Study of Ageing, 2002-2009. These models were based on well-functioning older people who reported no limitations in Activities of Daily Living/Instrumental Activities of Daily Living at baseline. Table S2. GEE analysis of different versions of the CES-D score by gait speed, English Longitudinal Study of Ageing, 2002-2009. Table S3. GEE analysis of elevated depressive symptoms by gait speed, English Longitudinal Study of Ageing, 2004-2009. These models were in addition adjusted for inflammatory and metabolic indicators. Table S4. GEE analysis of gait speed by depressive symptoms, English Longitudinal Study of Ageing, 2002-2009. These models were based on well-functioning older people who reported no limitations in Activities of Daily Living/Instrumental Activities of Daily Living at baseline. Table S5. GEE analysis of gait speed by different versions of the CES-D score, English Longitudinal Study of Ageing, 2002-2009. Table S6. GEE analysis of gait speed by depressive symptoms, English Longitudinal Study of Ageing, 2004-2009. These models were in addition adjusted for inflammatory and metabolic indicators. (DOC)