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Table 3 Association between adherence to Mediterranean diet and annual decline in walking speed (m/s) and chair stands (s) over the 12-year follow-up (N = 1686)

From: Mobility and muscle strength trajectories in old age: the beneficial effect of Mediterranean diet in combination with physical activity and social support

  Model I Model II
β (95% CI) p-value β (95% CI) p-value
Walking speed (m/s)
Continuous 0.001 (0.0001;0.002) 0.035 0.001 (0.0002;0.002) 0.024
Categorical
Low Ref Ref Ref Ref
Moderate 0.002 (-0.003;0.007) 0.446 0.002 (-0.003;0.007) 0.347
High 0.005 (0.001;0.010) 0.020 0.005 (0.001; 0.010) 0.013
Chair stands (s)
Continuous -0.014 (-0.025;-0.003) 0.009 -0.014 (-0.025; -0.004) 0.008
Categorical
Low Ref Ref Ref Ref
Moderate -0.021 (-0.068;0.026) 0.381 -0.023 (-0.070;0.024) 0.343
High -0.063 (-0.105;-0.022) 0.003 -0.064 (-0.105;-0.022) 0.003
  1. Model I: adjusted by sex, age, education level
  2. Model II: adjusted additionally by civil status, number chronic diseases at baseline, dietary supplements and death/dropouts
  3. Low, moderate and high levels of adherence to Mediterranean diet categorized according to the tertiles of the distribution. CI Confidence interval