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Table 3 Difference between forces at the patient-table interface and the clinician-patient interface (Fdiff) for each SMT force-time profile

From: Assessing forces during spinal manipulation and mobilization: factors influencing the difference between forces at the patient-table and clinician-patient interfaces

Force-time profilesa Fdiff Participants showing greater force at the patient-table interface (n) Participants showing greater force at the clinician-patient interface (n)
Meanb SD Range
SMT1 15.56 N 4.86 N 5.35 N to 26.09 N 33 0
SMT2 4.74 N 6.72 N −7.35 N to 29.06 N 26 7
SMT3 36.70 N 10.02 N 10.45 N to 56.82 N 33 0
SMT4 16.74 N 14.13 N −8.41 N to 68.04 N 31 2
MOB1 8.77 N 12.34 N −11.22 N to 57.82 N 26 7
MOB2 7.12 N 10.74 N −8.58 N to 47.10 N 26 7
MOB3 29.23 N 28.55 N −4.28 N to 135.08 N 29 4
MOB4 21.40 N 25.24 N −11.39 N to 130.05 N 30 3
  1. a The list refers to the force-time profiles presented in Table 1
  2. b A positive Fdiff denotes that the force measured at the patient-table interface was greater than the force measured at the clinician-patient interface