Table 5. Area under the ROC analysis for the questionnaires to predict OSA .

Questionnaire	AUC	P-value	95% Confidence Interval
AHI ≥ 5
ESS	0.585	0.444	0.403 – 0.767
Berlin’s questionnaire	0.808	0.006	0.648 – 0.967
STOP questionnaire	0.723	0.045	0.525 – 0.920
STOP-BANG questionnaire	0.728	0.040	0.514 – 0.941
AHI ≥ 15
ESS	0.525	0.595	0.434 – 0.615
Berlin’s questionnaire	0.800	< 0.001	0.733 – 0.868
STOP questionnaire	0.731	< 0.001	0.656 – 0.806
STOP-BANG questionnaire	0.777	< 0.001	0.701 – 0.853