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Table 5 \(\Delta\)TO and \(\Delta\)HS of alternative algorithms for each cohort

From: Automatic gait events detection with inertial measurement units: healthy subjects and moderate to severe impaired patients

  

CS

MS

EVF

  

Value

p-value

Value

p-value

Value

p-value

Test 1

F1-score (%)

100

–

99.1

–

95.7

–

 

Recall (%)

100

–

99.4

–

96.1

–

 

Precision (%)

100

–

98.8

–

95.4

–

 

Mean \(\Delta\)TO [IQR]

8 [3–15]

0.801

30 [13-77]

< 0.0001

31 [17–70]

< 0.0001

 

Mean \(\Delta\)HS [IQR]

8 [3–18]

< 0.0001

19 [8-44]

< 0.0001

38 [15–80]

< 0.0001

Test 2

F1-score (%)

56.4

–

49.2

–

57.2

-

 

Recall (%)

56.9

–

48.6

–

57.1

–

 

Precision (%)

55.9

–

49.6

–

57.4

–

 

Mean \(\Delta\)TO [IQR]

17 [7-71]

< 0.0001

50 [18-177]

< 0.0001

58 [23–177]

< 0.0001

 

Mean \(\Delta\)HS [IQR]

13 [5-67]

< 0.0001

34 [10-166]

< 0.0001

60 [20–171]

< 0.0001

Test 3

F1-score (%)

97.9

–

98.2

–

95.2

–

 

Recall (%)

97.9

–

98.6

–

95.5

–

 

Precision (%)

97.9

–

98.0

–

94.9

–

 

Mean \(\Delta\)TO [IQR]

33 [15–90]

< 0.0001

42 [18–90]

< 0.0001

57 [27–100]

< 0.0001

 

Mean \(\Delta\)HS [IQR]

33 [13–67]

< 0.0001

32 [14–73]

< 0.0001

57 [25–107]

< 0.0001

  1. All the results are given in milliseconds. When displayed, p-value is the result of the WMW-test with our full algorithm. F1-scores lower than 95% and p-values lower than 0.05 are displayed in bold
  2. CS control subjects, MS multiple sclerosis patients, EVF equino varus foot patients, TO Toe-Off, HS Heel-Strike