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Table 2 Mean (SE) of vertebral displacements (cm) during “Preload phase” and “Thrust phase”

From: Neuromechanical response to spinal manipulation therapy: effects of a constant rate of force application

Markers Time to peak force/Peak force Preload Phase Thrust Phase
T8 57 ms/150 N 0.64 (0.07) 0.76 (0.04)
80 ms/200 N 0.59 (0.05) 1.10 (0.05)
102 ms/250 N 0.60 (0.06) 1.40 (0.05)
125 ms/300 N 0.60 (0.05) 1.70 (0.07)
F F(3, 72) = 0.73, p = .66 F (3, 36) = 73.33, p < .001a
T7 57 ms/150 N 0.67 (0.06) 1.01 (0.03)
80 ms/200 N 0.64 (0.05) 1.32 (0.06)
102 ms/250 N 0.66 (0.05) 1.69 (0.05)
125 ms/300 N 0.65 (0.06) 1.40 (0.08)
F F(3, 72) = 0.16, p = .92 F (3, 51) = 201.14, p < .001a
T6 57 ms/150 N 0.49 (0.06) 0.81 (0.04)
80 ms/200 N 0.45 (0.05) 1.18 (0.07)
102 ms/250 N 0.50 (0.04) 1.48 (0.06)
125 ms/300 N 0.51 (0.05) 1.74 (0.09)
F F(3, 72) = 0.53, p = .54 F (3, 57) = 241.32, p < .001a
  1. aStatistically significant
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