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Table 4 Inter- and Intra-rater reliability of Timed Up and Go test: gender- and grade (OA severity)-wise

From: The reliability and minimal detectable change of Timed Up and Go test in individuals with grade 1 – 3 knee osteoarthritis

  Male ICC (95 % CI) N = 25 Female ICC (95 % CI) N = 40 aDoubtful OA (Grade 1) ICC (95 % CI) N = 38 aDefinite OA (Grade 2–3) ICC (95 % CI) N = 27
Inter-rater reliability 0.97 (0.93 – 0.98) 0.98 (0.97 – 0.99) 0.71 (0.44 – 0.85) 0.97 (0.94 – 0.98)
Intra-rater reliability 0.98 (0.95 – 0.99) 0.98 (0.97 – 0.99) 0.73 (0.48 – 0.85) 0.97 (0.95 – 0.99)
  1. OA Osteoarthritis
  2. aGrading as per Kellgren and Lawrence scale [24]