Single-use flexible bronchoscopes vs traditional reusable flexible bronchoscopes: a prospective controlled study

BMC Pulmonary Medicine

Table 3 Diagnostic rate of Bronchoscopy biopsy by RFB and SFB. n(%)

Pathological diagnosis of bronchoscopic biopsy	RFB	SFB	P
positive^a	30(100%)	15(100%)	1.00
Squamous cell carcinoma	16(53%)	10(67%)
Adenocarcinoma	4(13%)	1(7%)
Small cell carcinoma	4(13%)	1(7%)
A small round cell malignant tumor	4(13%)	1(7%)
Malignant tumor^b	2(7%)	1(7%)
SMARCA4 deletion undifferentiated carcinoma	0(0%)	1(7%)
negative	0(0%)	0(0%)

^a using the χ² test, Two groups of the biopsy positive rate do not exist difference
^bMalignant tumor category is unknown

ISSN: 1471-2466