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Table 2 Baseline data for ROM, reach test and KOOS subscales

From: Evaluation and Validation of a Joint Stress Test to Induce Activity-Related Knee Joint Discomfort — a Prospective Case-Control Study

Parameters Healthy (n = 15) ArJD (n = 15) OA (n = 15)
Mean 95% CI Mean 95% CI Mean 95% CI
Reach test 1.022 0.949 to 1.095 0.984 0.911 to 1.056 0.821 0.761 to 0.881
ROM active [°] 132.9 126.9 to 138.9 129.2 123.6 to 134.8 117.0 107.8 to 126.2
ROM passive [°] 151.9 146.4 to 157.3 147.7 140.7 to 154.8 127.3 116.1 to 138.5
KOOS subscales
Pain 100.0 100.0 to 100.0 86.0 80.4 to 91.7 65.0 55.9 to 74.1
Symptoms 97.3 95.3 to 7.2 88.5 81.4 to 95.7 68.5 58.8 to 78.1
ADL 99.9 99.7 to 100.1 96.1 92.6 to 99.7 77.1 67.4 to 86.7
Sport/Rec 99.7 99.0 to100.4 78.0 71.7 to 84.4 45.3 33.2 to 57.5
QOL 100.0 100.0 to 100.0 69.2 61.1 to 77.3 42.6 34.5 to 50.7
  1. Values are means (95% CI). Abbreviations: ArJD activity-related joint discomfort, OA osteoarthritis, ROM range of motion, ADL activity in daily living, Sport/Rec sport and recreation, QOL quality of life.