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Table 2 Reliability of 3D foot scanner measurements

From: Evaluation of the accuracy of shoe fitting in older people using three-dimensional foot scanning

 

Session 1 mean (95% CI)

Session 2 mean (95% CI)

ICC (95% CI)

CV (%)

Foot length

251.7 (243.1 to 260.3)

251.7 (243.0 to 260.4)

0.999 (0.996 to 0.999)

0.3

Ball width

92.7 (89.1 to 96.4)

92.0 (88.4 to 95.6)

0.968 (0.920 to 0.987)

1.5

Ball girth

271.4 (258.4 to 284.3)

273.2 (258.8 to 287.5)

0.964 (0.910 to 0.985)

2.1

  1. CI = confidence interval.
  2. ICC = intraclass correlation coefficient.
  3. CV = coefficient of variation.