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Table 3 Test-retest reliability (ICC) of selected gait variables for all subjects (n = 21) and in tertiles of BMI (kg/m2)

From: The Intensive Diet and Exercise for Arthritis (IDEA) trial: design and rationale

Gait variable All Subjects 34 < BMI ≤ 41 32 ≤ BMI ≤ 34 27 ≤ BMI < 32
Knee Extensor Moment 0.86 0.80 0.72 0.94
Knee Abductor Moment 0.94 0.95 0.97 0.86
Knee Compressive Force 0.95 0.90 0.95 0.98
Vertical GRF 0.98 0.92 0.95 0.99
Stride length 0.95 0.69 0.97 0.99