Development of a hemoptysis risk prediction model for patients following CT-guided transthoracic lung biopsy

BMC Pulmonary Medicine

Table 2 Logistic regression analysis of each individual variable for the risk of hemoptysis following CT-TNB

Variables	Odds ratio	95% CI	P Value
Puncture distance	2.375	1.882–2.997	0.000
Lesion characteristic
Ground-glass	Ref.
Solid	0.037	0.004–0.360	0.004
Cavitary	0.081	0.008–0.830	0.034
Lesion diagnosis
Benign	Ref.
Malignant	0.270	0.145–0.500	0.000
Lesion diameter, (cm)
1–2	Ref.
2–3	1.154	0.472–2.823	0.754
≥ 3	0.361	0.148–0.879	0.025
Procedure time	1.111	1.006–1.228	0.038
Gender
Female	Ref.
Man	0.754	0.450–1.264	0.284
Age	1.012	0.989–1.035	0.314
SBP	0.990	0.973–1.007	0.252
DBP	1.008	0.982–1.036	0.550
HR	0.991	0.971–1.010	0.342
SPO₂	1.044	0.883–1.234	0.651
COPD
No	Ref.
Yes	1.008	0.540–1.883	0.980
Location I
Left lung	Ref.
Right lung	1.208	0.737–1.977	0.454
Location II
Hilus of lung	Ref.
Upper lung	0.772	0.237–2.508	0.666
Middle lung	0.670	0.137–3.282	0.621
Lower lung	0.446	0.129–1.539	0.201
Lesion burr
No	Ref.
Yes	0.827	0.452–1.516	0.539
Distance from the closest vessel
< 10 mm
≥ 10 mm	0.972	0.545–1.734	0.925
CT-attenuation value	1.002	0.986–1.018	0.798
Puncture times
< 3	Ref.
≥ 3	3.048	0.590–15.757	0.184
Biopsy times	0.853	0.456–1.598	0.620
Puncture position
Supine
Prone	0.686	0.317–1.485	0.339
Lateral position	1.502	0.789–2.859	0.215

Footnotes: CT-TNB computed tomography-guided transthoracic needle biopsy, SBP systolic blood pressure, DBP diastolic blood pressure, HR heart rate, SPO2 pulse oximetry saturation, COPD chronic obstructive pulmonary disease

ISSN: 1471-2466