TABLE 4

Endobronchial ultrasound (EBUS) diagnostic performance

Final diagnosis#Total
NegativePositive
EBUS negative60565
EBUS positive0111111
Total60116176

Sensitivity=111/116=95.7% (95% CI 90.2–98.6%); specificity=60/60=100% (95% CI 94.0–100%); negative predictive value=60/65=92.3% (95% CI 83.2–96.7%); accuracy=171/176=97.2% (95% CI 93.5–98.8%). #: based on the results of mediastinoscopy/video-assisted thoracoscopy and/or clinical and radiological follow-up; : four patients underwent surgical histological confirmation and one patient had clinical/radiological progression of the disease.