Table 2 Description of the items of FFI-Arb

FFI-1

3.52 ± 2.84

FFI-2

2.37 ± 2.84

FFI-3

2.96 ± 2.89

FFI-4

2.59 ± 2.89

FFI-5

2.62 ± 2.60

FFI-6

2.27 ± 2.58

FF-7

0.71 ± 1.74

FF-8

0.61 ± 1.57

FF-9

3.27 ± 2.79

Pain Total

20.91 ± 18.78

FF-10

1.89 ± 2.46

FF-11

2.37 ± 2.69

FF-12

2.87 ± 2.92

FF-13

2.89 ± 2.93

FF-14

2.66 ± 2.81

FF-15

3.42 ± 3.15

FF-16

1.85 ± 2.48

FF-17

2.09 ± 2.54

FF-18

3.37 ± 3.15

Disability Total

23.40 ± 22.62

FFI-19

1.98 ± 2.50

FFI-20

1.63 ± 2.46

FFI-21

2.80 ± 2.67

FFI-22

0.52 ± 1.82

FFI-23

0.46 ± 1.72

Activity Limitation Total

7.39 ± 9.07

FFI-Arb Total

51.70 ± 48.06