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Table 6 Diagnostic method assessment based on ATI measurements concerning detection of scoliosis regarding location. CI stands for a confidence interval

From: The importance of the size of the trunk inclination angle in the early detection of scoliosis in children

  ATI 7° criterion ATI 5° criterion
Sensitivity [%] Specificity [%] PPV [%] NPV [%] Sensitivity [%] Specificity [%] PPV [%] NPV [%]
Th – thoracic region
Value 50.00 100.00 100.0 6.52 80.23 66.67 98.57 10.52
95% CI 39.18–60.98 29.24–100.00 91.78–100.0 1.37–17.90 70.25–88.04 9.43–99.16 92.30–99.96 1.30–33.14
Th-L – thoracolumbar region
Value 33.33 77.78 92.59 12.28 78.67 11.11 88.06 5.88
95% CI 22.86–45.17 39.88–97.19 75.71–99.09 5.08–23.67 67.68–87.29 0.28–48.25 77.82–94.70 0.15–28.69
L – lumbar region
Value 29.62 100.00 100.00 2.56 77.78 100.00 100.00 7.69
95% CI 17.98–43.61 2.50–100.00 79.41–100.00 0.06–13.48 64.40–87.96 2.5–100.00 91.59–100.00 0.19–36.03