Table 3 Analysis of clinical factors for NGS success rate in cytology pellet

Factor

n= 75

 Age

   ≥ 75

28 (37.3%)

1

   < 74

47 (62.7%)

2.516 (0.676–11.82)

0.167

 Sex

  Male

58 (77.3%)

1

  Female

17 (22.8%)

1.435 (0.333–11.54)

0.536

 Histology

  Adeno

39 (52.0%)

1

  Non-adeno

36 (48.0%)

0.618 (0.176–2.043)

0.427

 Procedure

  EBUS-TBNA

31 (41.3%)

1

  TBB

44 (58.7%)

2.159 (0.618–8.791)

0.272

Pellet specimens by EBUS-TBNA

n = 31

 Bronchoscope

  UC290

15 (48.4%)

1

  UC260FW

16 (51.6%)

1.481 (0.144–20.52)

1

 A number of puncture

   ≥ 4

8 (25.8%)

1

   < 3

23 (74.2%)

0.463 (0.042–6.761)

0.583