Table 5

Area under curve (AUC) for detection of overweight, general and abdominal obesity based on the neck circumference in Iranian children and adolescents by sex and age: the CASPIAN-IV study

Age (year) sex groupOverweightGeneral obesityAbdominal obesity
AUC (95% CI)SEp ValueAUC (95% CI)SEp ValueAUC (95% CI)SEp Value
Age group—boys
70.7740.024<0.0010.7880.037<0.0010.6820.026<0.001
80.7390.021<0.0010.7150.031<0.0010.7190.020<0.001
90.7130.030<0.0010.8040.036<0.0010.7450.025<0.001
100.7530.024<0.0010.8170.034<0.0010.7990.024<0.001
110.7620.018<0.0010.9080.019<0.0010.8380.018<0.001
120.7640.018<0.0010.8660.020<0.0010.8300.015<0.001
130.7610.019<0.0010.8240.028<0.0010.7900.017<0.001
140.6910.030<0.0010.7870.038<0.0010.7300.022<0.001
150.7140.023<0.0010.8530.030<0.0010.7850.021<0.001
160.7610.018<0.0010.8660.028<0.0010.8010.018<0.001
170.6760.026<0.0010.8550.026<0.0010.7790.021<0.001
180.6810.035<0.0010.8240.037<0.0010.7680.024<0.001
7–100.7300.013<0.0010.7630.018<0.0010.7180.012<0.001
10–140.7250.010<0.0010.8370.012<0.0010.7960.009<0.001
14–180.6930.012<0.0010.8430.015<0.0010.7720.011<0.001
Age group—girls
70.6270.040<0.0010.8480.038<0.0010.6320.036<0.001
80.6760.033<0.0010.7220.045<0.0010.7510.025<0.001
90.7960.018<0.0010.8140.037<0.0010.7930.021<0.001
100.7560.024<0.0010.8890.023<0.0010.8020.021<0.001
110.7810.023<0.0010.8500.038<0.0010.7910.025<0.001
120.7340.024<0.0010.7840.039<0.0010.7430.023<0.001
130.7220.021<0.0010.8020.026<0.0010.7630.020<0.001
140.7630.022<0.0010.8520.022<0.0010.7780.021<0.001
150.7410.018<0.0010.7970.035<0.0010.7550.020<0.001
160.7490.018<0.0010.8950.020<0.0010.8020.018<0.001
170.7730.021<0.0010.7820.047<0.0010.7610.022<0.001
180.7550.025<0.0010.7700.042<0.0010.7280.023<0.001
7–100.7310.014<0.0010.8030.020<0.0010.7530.013<0.001
10–140.7290.011<0.0010.8220.015<0.0010.7590.011<0.001
1–180.7480.010<0.0010.8160.018<0.0010.7660.010<0.001