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Table 2 One-year responsiveness of the life-space mobility score according to external criteria (n = 806)

From: Life-space mobility assessment in older people in Finland; measurement properties in winter and spring

   Baseline Change Spearman*
   n Median IQR P Median IQR Lower limit Upper limit P R P
Criterion health Declined 388 60 28.9 <.001 -1.5 22 -66 84 .016 -.223 <.001
  Stable or improved 418 72 30   0 20 -52 46    
Criterion mobility Declined 370 60 30 <.001 -2.5 22.4 -54 84 .002 -.217 <.001
  Stable or improved 436 72 28   0 20 -66 46    
Age-group 75-79 339 74 24 <.001 0 24 -53 84 .015 -.373 <.001
  80-84 270 64 27   0.3 20.5 -66 40    
  85+ 197 54 26   -4 20 -54 43    
Season Jan-Mar 400 62 28 .001 0 21.9 -66 43 .158 .124 <.001
  Apr 148 66 28   0 21 -46 84    
  May-Jun 258 68 30   -2 21.6 -54 46    
  1. IQR = Interquartile range.
  2. Group difference at baseline ANOVA or T-test.
  3. Generalized Estimation Equation (GEE) models, group*time interaction effect.
  4. *Correlation coefficient between the respective variable and life-space mobility score.