Table 2

Recommended minimum standards for staging EBUS according to the prevalence of N2/3 nodal metastases in the population undergoing EBUS5 7

N2/3 prevalenceSensitivityNegative predictive value
ACCP meta-analysisMinimum standardACCP meta-analysisMinimum standard
>80%96%>90%83%>80%
60%–80%91%>88%83%>80%
40%–60%87%>85%89%>85%
20%–40%87%>80%95%>90%
<20%78%>75%96%>92%
  • ACCP, American College of Chest Physicians; EBUS, endobronchial ultrasound.