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Table 2 Internal consistency and reliability of the SC-THRES/TKRES

From: Simplified Chinese version of hip and knee replacement expectations surveys in patients with osteoarthritis and ankylosing spondylitis: cross-cultural adaptation, validation and reliability

Scale Cronbach’s α coefficient ICC (95% CIs)
Hip Replacement Expectations Score
 OA group 0.814 0.878 (0.818–0.920)
 AS group 0.815 0.893 (0.801–0.942)
Knee Replacement Expectations Score 0.808 0.806 (0.693–0.878)
  1. SC-THRES Simplified Chinese Total Hip Replacement Expectations Survey, SC-TKRES Simplified Chinese Total Knee Replacement Expectations Survey, ICC intraclass correlation coefficient, CIs confidence internals, OA osteoarthritis, AS ankylosing spondylitis