Variables AUC (95% CI) Cutoff points Sensitivity Specificity P value
Control from asthmatics 0.967 (0.938-0.995) 5.426 86.7% 92.9% <0.001(HS)
Mild from moderate 0.870 (0.779-0.961) 4.176 79.4% 80.8% <0.001(HS)
Mild from severe 0.991 (0.970-1) 2.982 97.1% 100% <0.001(HS)
Moderate from severe 0.950 (0.877-1) 2.617 92.3% 90% <0.001(HS)