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Table 4 Backward stepwise regression analysis between 1PC (CV) and MVPAtot and MVPAbouts

From: Study of the association between gait variability and physical activity

  Model 1 Unadjusted Model 2 Adjusted
  MVPAtot MVPAbouts MVPAtot MVPAbouts
Speed β R2 p β R2 p β R2 p β R2 p
3 −3.289 .106 .0356a −1.789 .082 .0664 −3.355 .142 .1158 −1.839 .127 .1560
3.5 −4.345 .154 .0102a −2.333 .116 .0274a −4.325 .187 .0470a −2.322 .157 .0871
4 −3.758 .120 .0246a −2.730 .166 .0075a −3.547 .139 .1233 −2.594 .189 .0452a
4.5 −3.793 .116 .0272a −2.184 .101 .0406a −3.523 .131 .1458 −1.979 .121 .1732
5 −5.269 .152 .0108a −2.648 .100 .0411a −4.965 .159 .0830 −2.374 .117 .1888
5.5 −4.162 .110 .0319a −2.176 .079a .0722 −3.892 .119 .1808 −1.921 .096 .2740
  1. aStatistically significant
  2. In the two models all subjects were analysed together (YA and OA)