Reliability and sensitivity to change for different scoring methods
| Method | Intrarater reliability | Intrarater reliability for progression | Interrater reliability | Interrater reliability for progression | Sensitivity to change | ||||||||||||||
| Sharp (1971) | r4-150=0.97 (E4-150) | [29]4-150 | r=0.53–0.96 (E) | [29] | |||||||||||||||
| r=0.94 (JSN4-150) | r=0.58–0.95 (JSN) | ||||||||||||||||||
| r=0.95 (tot4-150) | r=0.73–0.96 (tot) | ||||||||||||||||||
| Sharp (1985) | r=0.95–0.95 | [9] | |||||||||||||||||
| ICC4-150=0.79–0.96 (E) | [41] | ICC=0.58–0.71 (E) | [41] | ||||||||||||||||
| ICC=0.72–0.88 (JSN) | ICC=0.46–0.71 (JSN) | ||||||||||||||||||
| ICC=0.76–0.93 (tot) | ICC=0.54–0.67 (tot) | ||||||||||||||||||
| Kaye/Sharp (1986) | r=0.95–0.96 | [14] | r=0.72–0.93 (E) | [14] | |||||||||||||||
| r=0.84–0.96 (JSN) | |||||||||||||||||||
| r=0.91–0.96 (tot) | |||||||||||||||||||
| r=0.92–0.95 | [15] | r=0.90–0.98 | [15] | ||||||||||||||||
| Genant (1983) | r=0.84–0.94 (E) | [11] | r=0.14–0.50 (E) | [11] | |||||||||||||||
| r=0.78–0.90 (JSN) | r=0.12–0.30 (JSN) | ||||||||||||||||||
| Genant (1998) | r=0.90–0.95 (E) | [12] | −r=0.93–0.97 (E) | [12] | r=0.82–0.96 (E) | [12] | r=0.90–0.97 (E) | [12] | |||||||||||
| r=0.90–0.95 (JSN) | r=0.87–0.95 (JSN) | r=0.69–0.92 (JSN) | r=0.80–0.92 (JSN) | ||||||||||||||||
| r=0.92–0.96 (tot) | r=0.93–0.97 (tot) | r=0.80–0.95 (tot) | r=0.90–0.95 (tot) | ||||||||||||||||
| v d Heijde/Sharp (1989) | r=0.94–0.99 (E) | [17] | r=0.92 (E) | [17] | G coeff=0.22–0.39 | [32] | |||||||||||||
| r=0.94–0.99 (JSN) | r=0.80 (JSN) | ||||||||||||||||||
| r=0.96–0.99 (tot) | r=0.90 (tot) | ||||||||||||||||||
| G coeff=0.76–0.94 | [32] | ||||||||||||||||||
| Scott/Larsen (1995) | r=0.92 and ICC=0.94 | [31] | |||||||||||||||||
| Larsen (1977) | r=0.45 | [34] | r=0.93 | [34] | |||||||||||||||
| Ratingen (1998) | ICC4-150=0.79–0.90 | [26] | SDchange 4-150/SDWR 4-150=2.2–3.2 | [26] | ICC=0.69–0.80 | [26] | SDchange/SDBR 4-150=1.70–2.95 | [26] | |||||||||||
| SENS (1999) | SRM4-150=1.15 (sequential) | [47] | |||||||||||||||||
| SRM=1.63 (paired) | |||||||||||||||||||
| SRM=1.60 (random) | |||||||||||||||||||
↵4-150 r = correlation coefficients; ICC = intraclass correlation; E = erosions; JSN = joint space narrowing; tot = total; SDchange = standard deviation of radiographic change; SDwr = SD within rater; SDbr = SD between raters; SRM = standardised response mean; [ ] = study reference.