Cut-off pointParticipant, nSensitivitySpecificityPPVNPV
≥16440.900.270.150.95
≥24060.720.560.190.93
≥33250.690.670.230.94
≥42440.620.770.280.93
≥51020.420.930.450.92
≥6870.400.940.510.92
≥7290.170.990.660.89
≥8280.170.990.680.89
≥9180.130.990.780.89
≥10110.0910.910.88
≥1140.04110.88
≥1230.03110.88
≥1320.02110.88
  • PPV = positive predicted value. NPV = negative predicted value.