Cut-off level | SHS | SENS | ||||
Reader (n) | SHS | SENS | Real change, n (%) | No change, n (%) | Real change, n (%) | No change, n (%) |
1 (n = 251) | SDC = 4.98 | SDC = 2.28 | 26 (10.4) | 225 (89.6) | 23 (9.2) | 228 (90.8) |
2* | 1* | 62 (24.7) | 189 (75.3) | 90 (35.9) | 161 (64.1) | |
2 (n = 189) | SDC = 4.98 | SDC = 2.28 | 20 (10.6) | 169 (89.4) | 10 (5.3) | 179 (94.7) |
3* | 1* | 34 (18.0) | 155 (82.0) | 50 (26.5) | 139 (73.5) |
SHS, Sharp–van der Heijde Score; SENS, Simplified Erosion Narrowing Score; SDC, smallest detectable change; n, number of patients.
*ROC-based cut-offs.