Table 2 Differences of hindfoot motion data measured by RSA technique and Fluo software single plane registration technique

Subtalar joint

2.05 ± 0.95

0.51

-0.28 ± 0.19

0.42

0.19 ± 0.51

0.23

-1.87 ± 1.05

0.63

0.76 ± 2.24

0.19

-1.8 ± 2.33

0.61

Talonavicular joint

-1.01 ± 0.2

0.59

0.33 ± 0.4

0.67

0.27 ± 0.78

0.48

-0.24 ± 2.03

0.46

-1.0 ± 3.26

0.43

-0.17 ± 2.17

0.75

Calcaneocuboid joint

1.00 ± 0.72

0.37

-0.29 ± 0.38

0.56

-0.29 ± 0.86

0.60

0.56 ± 2.89

0.52

-0.12 ± 2.91

0.57

0.61 ± 2.69

0.83