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Table 2 Intra-class correlation coefficients (ICC) for measurement of relative percentage of extrusion (RPE) and shrinkage

From: The effects of graft shrinkage and extrusion on early clinical outcomes after meniscal allograft transplantation

  Months Inter-observer ICC Intra-observer ICC
RPEaa 3 0.897 (0.806–0.946) 0.928 (0.897–0.952)
12 0.871 (0.758–0.936) 0.947 (0.934–0.959)
RPEpb 3 0.900 (0.812–0.950) 0.917 (0.895–0.924)
12 0.863 (0.740–0.933) 0.888 (0.796–0.902)
RPErc 3 0.954 (0.914–0.977) 0.966 (0.953–0.978)
12 0.921 (0.851–0.962) 0.918 (0.897–0.926)
Shrinkage 3 0.935 (0.878–0.968) 0.976 (0.966–0.990)
12 0.914 (0.839–0.957) 0.944 (0.929–0.955)
  1. Values are expressed as ICC and 95% CI in parentheses
  2. aRPEa relative percentage of extrusion at anterior meniscus
  3. bRPEp relative percentage of extrusion at posterior meniscus
  4. cRPEr relative percentage of extrusion at radial meniscus