Table 4

Probabilities of MetS (%) for nodes 3, 4, 5 and 6 in decision trees according to cut-off values of WHtR

WHtR rangeBP modelProbabilities of MetS for nodes in the decision treeEfficacy indicators for diagnostic test accuracy
Cut-off pointsBPNode 3Node 4Node 5Node 6Sensitivity (%)Specificity (%)VI (%)JI
0.535BP*0.37.410.338.463.989.787.50.54
BP†0.510.412.243.359.392.389.30.52
SBP0.610.513.743.357.092.689.40.5
0.540BP*0.37.611.540.762.790.988.40.54
BP†0.510.513.545.757.893.290.00.51
SBP0.610.715.245.755.693.590.00.49
0.544‡BP*0.47.712.542.861.691.889.10.53
BP†0.510.914.648.056.793.990.50.51
SBP0.610.816.448.054.594.190.60.49
0.550§BP*0.47.914.246.159.693.190.10.53
BP†0.510.916.651.354.794.891.20.46
SBP0.711.018.551.452.695.191.20.48
0.555BP*0.48.215.749.157.894.190.80.52
BP†0.611.118.354.453.095.691.70.49
SBP0.711.320.354.551.095.891.70.47
0.560BP*0.58.517.051.855.794.991.30.51
BP†0.611.519.957.151.096.292.10.47
SBP0.811.621.957.249.196.492.10.46
0.565BP*0.58.818.654.953.495.691.80.49
BP†0.611.921.860.348.896.892.50.46
SBP0.812.023.960.447.096.992.40.44
0.570BP*0.59.119.957.451.496.292.20.48
BP†0.712.323.362.846.997.292.70.44
SBP0.912.425.563.045.297.492.70.43
  • *BP ≥128/80 mm Hg.

  • †BP ≥128/85 mm Hg.

  • ‡ Cut-off point for WHtR obtained in the total simple (n=60 799).

  • §Cut-off point proposed by NIM-MetS.

  • BP, blood pressure; JI, Youden Index; NIM-MetS, non-invasive method for early detection of metabolic syndrome; SBP, systolic blood pressure ≥128 mm Hg; VI, Validity Index; WHtR, waist-to-height ratio.