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Table 2 Mean (SD) and difference in plantar pressure variables for participants with greater than two foot biomechanical pathologies compared to less than two

From: Clinical foot measurements as a proxy for plantar pressure testing in people with diabetes

 

Barefoot pressure variables

In-shoe pressure variables

> = 2 ft biomechanical pathologies (n = 43)

<  2 ft biomechanical pathologies (n = 93)

Difference (%)

95% CI

> = 2 ft biomechanical pathologies (n = 43)

<  2 ft biomechanical pathologies (n = 93)

Difference (%)

95% CI

Peak pressure (kPa)

 Rearfoot

466.8 (238.9)

382.4 (141.1)

22.1a (3.6 to 44.7)

222.0 (60.8)

221.6 (54.3)

0.2 (−9.2 to 10.1)

 Midfoot

154.4 (134.5)

110.2 (62.3)

40.0a (7.1 to 82.6)

96.8 (27.1)

91.9 (27.9)

5.3 (−5.2 to 16.3)

 Forefoot

758.3 (277.8)

654.9 (293.4)

15.8 (−1.8 to 32.8)

229.7 (45.2)

236.2 (55.1)

−2.7 (−10.2 to 4.5)

 Toe

277.9 (158.8)

208.6 (105.3)

33.2a (8.6 to 63.4)

125.1 (50.9)

121.2 (49.5)

3.3 (−11.1 to 20.3)

 Hallux

457.1 (343.5)

338.3 (179.8)

35.1a (5.4 to 69.7)

187.8 (77.1)

188.0 (68.8)

−0.1 (− 13.6 to 14.7)

Pressure time integrals (kPaas)

 Rearfoot

81.6 (30.5)

69.2 (28.3)

17.9a (2.9 to 35.8)

78.4 (38.0)

75.3 (33.9)

4.0 (−11.0 to 22.9)

 Midfoot

34.7 (24.6)

25.4 (15.1)

36.6a (6.9 to 72.6)

40.8 (14.8)

37.3 (13.2)

9.2 (−3.9 to 24.1)

 Forefoot

88.2 (30.3)

84.8 (35.2)

4.0 (−7.4 to 18.0)

80.9 (22.2)

83.7 (25.4)

−3.4 (−12.4 to 6.8)

 Toe

55.9 (58.2)

35.6 (24.8)

57.0a (13.4 to 119.3)

37.8 (15.6)

32.3 (15.1)

17.4 (−0.2 to 37.2)

 Hallux

72.3 (75.1)

50.9 (34.0)

41.9a (2.9 to 100.0)

46.5 (19.0)

45.9 (18.5)

1.3 (−13.1 to 15.9)

  1. CI confidence interval, asignificant at 0.05 level, Difference: calculated with participants < 2 ft pathologies as base group
  2. For Toe PTI for < 2 ft biomechanical pathologies, subject 119 was an outlier and was removed from calculations