Table 1.

Sensitivity and specificity of salivary gland US score (0–48 scale).

CriterionSensitivity (%)Specificity (%)
≥ 0100.000.00
≥ 1100.007.70
> 2100.009.20
> 3100.0010.80
> 4100.0018.50
> 5100.0020.00
> 698.6027.70
> 798.6032.30
> 898.6047.70
> 998.6056.80
> 1097.1058.50
> 1197.1061.50
> 1297.1066.20
> 1395.7066.20
> 1494.3073.80
> 1594.3080.00
> 1694.3084.60
> 1792.9086.20
> 1888.6087.70
> 19*87.1090.80
> 2085.7092.30
> 21
> 2284.3093.80
> 23
> 2481.4093.80
> 2578.6095.40
> 2675.7096.90
> 2772.9096.90
> 2872.9098.50
> 2968.6098.50
> 3065.7098.50
> 3160.0098.50
> 3252.9098.50
> 3350.0098.50
> 3445.7098.50
> 3544.30100.00
> 3635.70100.00
> 3732.90100.00
> 3824.30100.00
> 3921.40100.00
> 4020.00100.00
> 4115.70100.00
> 4210.00100.00
> 438.60100.00
> 445.70100.00
> 452.90100.00
471.40100.00
  • AUC-ROC = 0.950, Standard error = 0.018.

  • * Optimal cutoff point. US: ultrasonography; AUC-ROC: area under the receiver-operating characteristic curve.