Table 5

Reliability: comparison between scoring methods

MethodIntrarater reliabilityIntrarater reliability for progressionInterrater reliabilityInterrater reliability for progression
[19]5-150[36][38][39][49][38][8][35][38][39][31][38]
Sharp (1971)r5-150=0.73–0.96
Sharp (1985)ICC5-150=0.96 (E5-150) r=0.96ICC=0.97–0.98 r=0.87 r=0.75–0.97 r=0.94 r=0.90–0.97ICC=0.94 r=0.80–0.96
ICC=0.94 (JSN5-150)
ICC=0.97 (tot5-150)
v d Heijde/Sharp (1989)G coeff=0.97–0.98ICC=0.96 r=0.84–0.89
ICC=0.83–0.86
Larsen (1977)ICC=0.88 r=0.92ICC=0.94–0.98 r=0.75 r=0.93 r=0.91–0.99ICC=0.88 r=0.39–0.69
Larsen (1995)ICC=0.90
Scott/Larsen (1995) r=0.82
ICC=0.84–0.85
SENS (1999)G coeff=0.89–0.98
C: MCICC=0.97 r=0.98 r=0.91–0.95
KellgrenICC=0.92
  • 5-150 r = correlation coefficients; ICC = intraclass correlation; E = erosions; JSN = joint space narrowing; tot = total; [ ] = study reference.