Table 4 Area under the curve (AUC), frequency (n), optimal cutoff points, sensitivities and specificities for neck circumference (NC) associated with excess body mass in three age groups of boys and girls, Joinville, SC, Brazil, 2013-2014.
Age (months) | n | AUC (95 % CI) | Cutoff | Sensitivity (%) | Specificity (%) |
|---|---|---|---|---|---|
Boys | |||||
13−15 | 65 | 0.796 (0.683−0.909) | 23.6 | 85.0 | 48.9 |
16−19 | 44 | 0.876 (0.771−0.981) | 23.9 | 81.8 | 63.6 |
20−24 | 30 | 0.902 (0.000−1.000) | 24.0 | 75.0 | 92.9 |
Girls | |||||
13−15 | 73 | 0.814 (0.709−0.919) | 23.4 | 73.1 | 61.7 |
16−19 | 30 | 0.697 (0.509−0.885) | 23.5 | 76.9 | 52.9 |
20−24 | 33 | 0.796 (0.644−0.947) | 23.6 | 76.5 | 68.7 |