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Table 1 Geometric Means of Lateral Acceleration Detection Threshold with values for average +/- 1 geometric SD in brackets for three groups studied (young adults, healthy older adults, diabetic older adults), at 5 lateral perturbation displacements tested.

From: Effect of lateral perturbations on psychophysical acceleration detection thresholds

Group

N

Mean Age

Threshold at 1 mm

(mm/s2)

Threshold at 2 mm

(mm/s2)

Threshold at 4 mm

(mm/s2)

Threshold at 8 mm

(mm/s2)

Threshold at 16 mm

(mm/s2)

Young Adults

11

22.89

46.14a [99.30, 21.30]

9.98b [13.48,7.39]

10.84 [22.94, 5.12]

12.90 [22.36,7.45]

9.28 [28.36,3.03]

Healthy Older Adults

25

59.40

79.37a [166.38,37.86]

30.52ab [70.66,13.18]

12.77 [28.10,6.33]

11.70 [21.60,6.33]

8.92 [17.98,4.43]

Diabetic Older Adults

13

58.85

96.33ab [189.63,48.93]

61.01ab [126.77,29.36]

28.83ab [59.11,14.06]

15.45 [31.83,7.50]

14.44 [37.26,5.60]

  1. a. Indicates significant differences between displacements
  2. b. Indicates significant difference between groups