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

Sports Medicine - Open

Table 4 ICC for maximum knee joint discomfort; test 2 vs. test 3

Maximum knee joint discomfort at rest
0–2 h	ICC	95% CI
ArJD	0.780	0.364 to 0.925
OA	0.732	0.203 to 0.910
Maximum knee joint discomfort during squat
0–2 h	ICC	95% CI
ArJD	0.776	0.342 to 0.924
OA	0.911	0.735 to 0.970

Values are means (95% CI). Abbreviations: ArJD activity-related joint discomfort, OA osteoarthritis, VAS visual analog scale, ICC intra-class correlation