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Table 3 Overview of discriminating differences in camera-based system and inertial sensor system

From: Functional movement assessment by means of inertial sensor technology to discriminate between movement behaviour of healthy controls and persons with knee osteoarthritis

   Walk Forward lunge Sidward lunge Sit to Stance Single leg Squat Ascent stairs Descent stairs
#Trials HC;PwKOA 101; 87 91; 79 78; 61 92; 52 99; 68 96; 69 98; 62
frontal plane trunk cs cs cs cs ns cs ns
pelvis cs cs cs cs ns ns cs
hip cs cs both ns ns cs ns
knee ns cs cs cs cs cs cs
Transverse plane trunk both cs cs cs cs cs ns
pelvis both cs cs cs ns cs cs
hip ns cs cs ns ns ns cs
knee cs cs cs cs ns cs cs
Sagittal plane trunk cs cs cs cs cs cs cs
pelvis ns cs cs cs ns cs cs
hip cs cs cs ns cs cs cs
knee both both both ns both both both
ankle cs cs both cs cs cs cs
  1. ns no significant differences, cs discriminating differences for camera-based system; both: corresponding discriminating differences in both systems; #Trials HC; PwKO: number of trials used for analysis in both populations.