From: Randomized controlled trial to evaluate the utility of suction and inner-stylet of EBUS-TBNA for mediastinal and hilar lymphadenopathy
Compared procedures
Subgroup
Pa value
LN size, mm
adequacy rate
diagnostic yield
suction–stylet vs. no-stylet
≤ 10
>  0.999
> 10
0.754
suction–stylet vs. no-suction
0.289
0.523