Author

Year

Disease involved

Type of study

Specimen size

TBLC/TBLB

Diagnostic yield%

TBLC/TBLB

Badiak

2009

ILD’s

Retrospective

15.11 mm2/5.82 mm2

95.12/58.53

Griff

2011

ILD

Retrospective

Clinical trial

17.1 mm2/3.8 mm2

92.7/78

Pajares

2014

ILD

Randomized trial

14.7 mm2/3.3 mm2

74.4/34.1