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Table 1 CoP and IEMG results for the footwear conditions.

From: Single-leg balance in “instability” footwear

  Control Fitflop MBT Reebok Skechers
CoP medial-lateral range (mm) 36.5 (±7.8) 35.5 (±4.1) 34.9 (±3.8) 34.6 (±4.7) 34.0 (±4.3)
CoP anterior-posterior range (mm) 49.6 (±11.1) 53.0 (±8.4)# 64.0 (±10.9)*,# 50.3 (±15.0) 49.3 (±12.3)#
CoP medial-lateral velocity (mm.s-1) 29.8 (±4.8) 28.7 (±4.9) 30.0 (±6.1) 29.3 (±5.6) 28.5 (±6.2)
CoP anterior-posterior velocity (mm.s-1) 26.4 (±3.6) 27.7 (±4.7) 28.4 (±5.0) 27.9 (±4.9) 26.8 (±5.1)
Medial gastrocnemius IEMG (%) - 1.37 (±0.52) 1.53 (±0.75) 1.39 (±0.64) 1.45 (±0.51)*
Peroneals IEMG (%) - 1.19 (±0.33) 1.21 (±0.31) 1.15 (±0.22) 1.16 (±0.21)
  1. * Denotes significant difference between control and instability condition (p<0.05)
  2. # Denotes significant difference between instability conditions (p<0.05)