Table IV. —The AUC. sensitivity. specificity and likelihood ratio for each turning speed parameters to detect the mobility subgroup of stroke patients.
| AUC | cut-off (°/s) | Sensitivity % (95% CI) | Specificity % (95% CI) | +LR | -LR | |
|---|---|---|---|---|---|---|
| AA Speed MT | 0.844 | 41.9 | 88.89 (70.8-97.6) | 71.43 (43-85.4) | 2.67 | 0.17 |
| PA Speed MT | 0.792 | 101.5 | 85.19 (66.3-95.8) | 66.67 (43-85.4) | 2.56 | 0.22 |
| AA Speed ET | 0.912 | 39.1 | 77.78 (57.7-91.4) | 95.24 (76.2-99.9) | 10.11 | 0.54 |
| PA Speed ET | 0.859 | 102.2 | 88.89 (70.8-97.6) | 76.19 (52.8-91.8) | 3.42 | 0.24 |
AUC: area under the curve; PA: peak angular; AA: average angular; MT: mid turning; ET: end turning; CI: confidence interval; LR: likelihood ratio.