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Table 2 RMSE [mm] of the distances calculated in the pairwise comparisons between the three scans of each left and right foot of the 14 subjects

From: Validation of a novel Kinect-based device for 3D scanning of the foot plantar surface in weight-bearing

Subject ID

RMSE [mm] - Left foot

whole plantar surface

RMSE [mm] - Right foot

whole plantar surface

trial1 vs trial2

trial1

vs

trial3

trial2 vs trial3

mean ± SD

trial1

vs trial2

trial1

vs

trial3

trial2 vs trial3

mean ± SD

Subj 01

1.1

1.1

0.8

1.0 ± 0.2

1.2

1.4

1.1

1.2 ± 0.1

Subj 02

1.3

1.4

0.7

1.1 ± 0.4

0.9

0.8

0.5

0.8 ± 0.2

Subj 03

1.2

1.0

0.6

0.9 ± 0.3

1.4

1.4

1.5

1.4 ± 0.1

Subj 04

1.6

1.6

0.8

1.3 ± 0.5

1.3

1.5

1.2

1.3 ± 0.2

Subj 05

1.0

0.9

1.0

1.0 ± 0.0

0.8

0.8

0.5

0.7 ± 0.2

Subj 06

1.3

1.8

1.0

1.3 ± 0.4

1.9

2.0

1.0

1.7 ± 0.5

Subj 07

1.8

1.7

0.9

1.5 ± 0.5

1.8

1.6

0.9

1.4 ± 0.5

Subj 08

0.9

1.0

1.3

1.1 ± 0.2

1.7

1.8

1.1

1.5 ± 0.4

Subj 09

2.2

1.9

0.9

1.7 ± 0.7

1.2

1.1

1.0

1.1 ± 0.1

Subj 10

1.2

1.3

1.1

1.2 ± 0.1

1.2

1.2

0.9

1.1 ± 0.1

Subj 11

1.2

1.5

1.4

1.4 ± 0.2

1.3

1.3

1.2

1.0 ± 0.0

Subj 12

0.9

0.6

0.7

0.7 ± 0.2

1.0

0.9

0.9

1.1 ± 0.1

Subj 13

0.9

0.8

0.7

0.8 ± 0.1

1.2

1.0

1.2

0.9 ± 0.1

Subj 14

1.0

1.0

0.5

0.9 ± 0.3

1.0

1.1

0.7

1.0 ± 0.2