Table 2.

Tumor Characteristics

Characteristic	All (n = 94)	Successful Therapeutic Bronchoscopy (n = 50)	Unsuccessful Therapeutic Bronchoscopy (n = 44)	p value
Tumor Origin				0.771
Lung	67 (71.3)	35 (70.0)	32 (72.7)
Metastatic (from other areas)	27 (28.7)	15 (30.0)	12 (27.3)
Tumor Histology				0.203
NSCLC	54 (57.4)	26 (52.0)	28 (63.6)
SCLC	6 (6.4)	2 (4.0)	4 (9.1)
Breast	2 (2.1)	–	2 (4.5)
Carcinoid	7 (7.4)	7 (14.0)	–
Gastrointestinal	6 (6.4)	3 (6.0)	3 (6.8)
Lymphoma	1 (1.1)	1 (2.0)	–
Melanoma	1 (1.1)	1 (2.0)	–
Mesothelioma	1 (1.1)	–	1 (2.3)
Pheochromocytoma	1 (1.1)	–	1 (2.3)
Renal	9 (9.6)	6 (12.0)	3 (6.8)
Sarcoma	3 (3.2)	2 (4.0)	1 (2.3)
Thymoma	1 (1.1)	1 (2.0)	–
Uterine	2 (2.1)	1 (2.0)	1 (2.3)
NSCLC Pathology				0.232
Adenocarcinoma	15 (27.8)	6 (23.1)	9 (32.1)
Large Cell	4 (7.4)	1 (3.8)	3 (10.7)
Poorly Differentiated	2 (3.7)	–	2 (7.1)
Squamous Cell	33 (61.1)	19 (73.1)	14 (50.0)
Obstruction Type				0.600
Extrinsic	10 (10.6)	6 (12.0)	4 (9.1)
Intrinsic	68 (72.3)	34 (68.0)	34 (77.3)
Mixed	16 (17.0)	10 (20.0)	6 (13.6)
Mass Location (specific)				0.068
Bronchus Intermedius	14 (14.9)	6 (12.0)	8 (18.2)
Left Mainstem	30 (31.9)	15 (30.0)	15 (34.1)
Lobar	18 (19.1)	6 (12.0)	12 (27.3)
Right Mainstem	25 (26.6)	17 (34.0)	8 (18.2)
Trachea	7 (7.4)	6 (12.0)	1 (2.3)
Mass Location (general)				0.060
Lobar	18 (19.1)	6 (12.0)	12 (27.3)
Non-Lobar	76 (80.9)	44 (88.0)	32 (72.7)
Radiographic Distal Airway Patency				< 0.001*
Yes	36 (39.6)	31 (66.0)	5 (11.4)
No	55 (60.4)	16 (34.0)	39 (88.6)
Unknown	3 (−)	3 (−)	–

Data shown as number (%); *p < 0.05 compared to unsuccessful therapeutic bronchoscopy group