Table 2 Characteristics (observer-induced errors, accuracy, sensitivity and specificity) of different popular indices
From: A review of the trunk surface metrics used as Scoliosis and other deformities evaluation indices
| Â | Intra-observer error | Inter-observer error | Threshold for scoliosis cases | Threshold for change (as suggested by Asher[58]) | Sensitivity | Specificity |
|---|---|---|---|---|---|---|
Cobb | 4° | 7° |  | ± 5° | High | Low |
POTSI | 5.5 | 6.4 | 28.1 | ± 8 | Low | High |
SHS | 1.2 | 1.9 | 9.0 | ± 3.5 |  |  |
DAPI | Â | Â | Â | Â | High | Low |
Moiré |  |  |  |  | High | Low |
Adam |  |  | 0° |  | High | Low |