Table 3. Diagnostic yield for thoracic sarcoidosis of the EUS-B-FNA or combined ultrasound-guided needle aspiration among the distinct studies.

Study	Type of study	Patient numbers	Method	Accuracy (%)	Sensitivity (%)	PPV (%)	NPV (%)
Oki M et al. (42)	Prospective	33	EUS-B-FNA	88	86	–	50
Filarecka A et al. (43)	Prospective	50	EBUS-TBNA + EUS-B-FNA	92.16	91.67	–	42.86
Crombag LMM et al. (44)	Prospective	173	EUS-B-FNA	68	82	–	–

EUS-B-FNA, endoscopic ultrasound with bronchoscope-guided fine-needle aspiration; EBUS-TBNA, endobronchial ultrasound-transbronchial needle aspiration; PPV, positive predictive value; NPV, negative predictive value.